PEP 13: Use bullet points

Author: hugovk

peps/pep-0013.rst

@@ -343,8 +343,8 @@ History of council elections
 History of amendments
 ---------------------
 
-2019-04-17: Added the vote length for core devs and changes to this document.
-2024-12-10: Added a one-week deadline for seconding a vote of no confidence.
+* 2019-04-17: Added the vote length for core devs and changes to this document.
+* 2024-12-10: Added a one-week deadline for seconding a vote of no confidence.