Update peps/pep-0813.rst

Co-authored-by: Adam Turner <9087854+AA-Turner@users.noreply.github.com>

Author: warsaw

peps/pep-0813.rst

@@ -20,7 +20,7 @@ Motivation
 ==========
 
 "Pretty printing" is a feature which provides a capability to format object representations for better
-readability.  The core functionality is implemented by the standard library :mod:`pprint`.  ``pprint``
+readability.  The core functionality is implemented by the standard library :mod:`pprint` module.  ``pprint``
 includes a class and APIs which users can invoke to format and print more readable representations of objects.
 Important use cases include pretty printing large dictionaries and other complicated objects.