Fix typo in 3.13's whatsnew (#111215)

Author: pablogamboa

Doc/whatsnew/3.13.rst

@@ -116,7 +116,7 @@ Other Language Changes
   the file is not accessible.
   (Contributed by Moonsik Park in :gh:`82367`.)
 
-* Fixed a bug where a :keyword:`global` decleration in an :keyword:`except` block
+* Fixed a bug where a :keyword:`global` declaration in an :keyword:`except` block
   is rejected when the global is used in the :keyword:`else` block.
   (Contributed by Irit Katriel in :gh:`111123`.)