Make requested change

Author: Pranjal095

Doc/whatsnew/3.15.rst

@@ -175,7 +175,7 @@ Other language changes
 * Several error messages incorrectly using the term "argument" have been corrected.
   (Contributed by Stan Ulbrych in :gh:`133382`.)
 
-* The interpreter now provides helpful suggestions
+* The interpreter now provides a suggestion
   when :func:`delattr` fails due to a missing attribute.
   When an attribute name that closely resembles an existing attribute is used,
   the interpreter will suggest the correct attribute