Fix broken link

Author: Shati Patel

docs/language/learn-ql/cpp/introduce-libraries-cpp.rst

@@ -110,7 +110,7 @@ This table lists `Declaration <https://help.semmle.com/qldoc/cpp/semmle/code/cpp
 | |  `Type <https://help.semmle.com/qldoc/cpp/semmle/code/cpp/Type.qll/type.Type$Type.html>`__ *var* ``;``                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        | | `Class <https://help.semmle.com/qldoc/cpp/semmle/code/cpp/Class.qll/type.Class$Class.html>`__                                                                       |                                                                                                                                                                                                    |
 | |  `Type <https://help.semmle.com/qldoc/cpp/semmle/code/cpp/Type.qll/type.Type$Type.html>`__ *func* ``(`` `Parameter <https://help.semmle.com/qldoc/cpp/semmle/code/cpp/Parameter.qll/type.Parameter$Parameter.html>`__... ``) {`` ... ``}``... ``};``                                                                                                                                                                                                                                                                                                                                                                          |                                                                                                                                                                       |                                                                                                                                                                                                    |
 +---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+-----------------------------------------------------------------------------------------------------------------------------------------------------------------------+----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
-| | ``union`` *U* ``{``                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           | | `Union <hhttps://help.semmle.com/qldoc/cpp/semmle/code/cpp/Union.qll/type.Union$Union.html>`__                                                                      |                                                                                                                                                                                                    |
+| | ``union`` *U* ``{``                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           | | `Union <https://help.semmle.com/qldoc/cpp/semmle/code/cpp/Union.qll/type.Union$Union.html>`__                                                                       |                                                                                                                                                                                                    |
 | |  `Type <https://help.semmle.com/qldoc/cpp/semmle/code/cpp/Type.qll/type.Type$Type.html>`__ *var1* ``;``                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       | | `Struct <https://help.semmle.com/qldoc/cpp/semmle/code/cpp/Struct.qll/type.Struct$Struct.html>`__                                                                   |                                                                                                                                                                                                    |
 | |  `Type <https://help.semmle.com/qldoc/cpp/semmle/code/cpp/Type.qll/type.Type$Type.html>`__ *var2* ``;`` ... ``};``                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                            | | `Class <https://help.semmle.com/qldoc/cpp/semmle/code/cpp/Class.qll/type.Class$Class.html>`__                                                                       |                                                                                                                                                                                                    |
 +---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+-----------------------------------------------------------------------------------------------------------------------------------------------------------------------+----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+