Update Doc/using/configure.rst

Co-authored-by: Bénédikt Tran <10796600+picnixz@users.noreply.github.com>

Author: pablogsal

Doc/using/configure.rst

@@ -667,7 +667,7 @@ also be used to improve performance.
    execution of a Python file in a separate process as described in :pep:`768` is
    not compiled.
 
-   ..versionadded:: next
+   .. versionadded:: next
 
 
 .. _debug-build: