Update Doc/whatsnew/3.14.rst

Co-authored-by: Hugo van Kemenade <1324225+hugovk@users.noreply.github.com>

Author: AA-Turner

Doc/whatsnew/3.14.rst

@@ -2660,7 +2660,7 @@ urllib
 Deprecated
 ==========
 
-New Deprecations
+New deprecations
 ----------------
 
 * Passing a complex number as the *real* or *imag* argument in the