edited whatsnew typo (#25381)

saurav-chakravorty · jreback · commit 13a505d5541a · 2019-02-20T09:06:49.000-05:00
diff --git a/doc/source/whatsnew/v0.25.0.rst b/doc/source/whatsnew/v0.25.0.rst
@@ -29,7 +29,7 @@ Other Enhancements
 Backwards incompatible API changes
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 
-- :meth:`Timestamp.strptime` will now rise a NotImplementedError (:issue:`21257`)
+- :meth:`Timestamp.strptime` will now raise a NotImplementedError (:issue:`25016`)
 
 .. _whatsnew_0250.api.other:
 
