chore: removed branch protection from main, update github ruleset to include additional branches

Author: lprimak

.asf.yaml

@@ -22,7 +22,6 @@ github:
   homepage: https://shiro.apache.org/
   dependabot_alerts: true
   protected_branches:
-    main: { }
   features:
     wiki: false
     issues: true
@@ -38,6 +37,8 @@ github:
       branches:
         includes:
           - "main"
+          - "2.x"
+          - "1.13.x"
           - "release/*"
         excludes: []
       bypass_teams: