Update whats-new.rst4

Author: pnijhara

doc/whats-new.rst

@@ -132,7 +132,7 @@ Internal Changes
 - Remove unnecessary comprehensions becuase the built-in functions like
   ``all``, ``any``, ``enumerate``, ``sum``, ``tuple`` etc. can work directly with a
   generator expression. (:pull:`4026`)
-  By `Prajjwal Nijhara <https://github.com/pnijhara>`_,
+  By `Prajjwal Nijhara <https://github.com/pnijhara>`_.
 
 .. _whats-new.0.15.1: