PEP 352: Update wording

Co-authored-by: Guido van Rossum <gvanrossum@gmail.com>

Author: hugovk

peps/pep-0352.rst

@@ -276,7 +276,7 @@ References
 .. [#pycon2007-sprint-email]  python-3000 email ("How far to go with cleaning up exceptions")
     https://mail.python.org/pipermail/python-3000/2007-March/005911.html
 
-* Patch for new-style exceptions:
+* Issue for new-style exceptions:
   `python/cpython#41459 <https://github.com/python/cpython/issues/41459>`__
 
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