Fixed date format and a title underlining.

Author: facundobatista

peps/pep-0790.rst

@@ -3,7 +3,7 @@ Title: Add a 'default' keyword argument to 'attrgetter' and 'itemgetter'
 Author: Facundo Batista <facundo@taniquetil.com.ar>
 Status: Draft
 Type: Standards Track
-Created: 22-12-2024
+Created: 22-Dec-2024
 Python-Version: 3.14