Merge pull request kubernetes-sigs#9779 from nojnhuh/patch-1

🌱 fix typo in proposal doc template

Author: k8s-ci-robot

docs/proposals/YYYYMMDD-template.md

@@ -159,7 +159,7 @@ considerations for performance, reliability and security.
 - What are some important details that didn't come across above.
 - What are the caveats to the implementation?
 - Go in to as much detail as necessary here.
-- Talk about core concepts and how they releate.
+- Talk about core concepts and how they relate.
 
 ### Security Model