chore: Remove unused repo settings.

.github/release-please.yml

@@ -2,20 +2,6 @@ releaseType: java-yoshi
 bumpMinorPreMajor: true
 handleGHRelease: true
 branches:
-  - releaseType: java-lts
-    bumpMinorPreMajor: true
-    branch: 1.63.0-sp
-  - releaseType: java-lts
-    bumpMinorPreMajor: true
-    branch: 1.64.0-sp
-  - bumpMinorPreMajor: true
-    handleGHRelease: true
-    releaseType: java-yoshi
-    branch: java7
-  - releaseType: java-backport
-    bumpMinorPreMajor: true
-    handleGHRelease: true
-    branch: 2.6.x
   - releaseType: java-backport
     bumpMinorPreMajor: true
     handleGHRelease: true

.github/sync-repo-settings.yaml

@@ -12,49 +12,6 @@ branchProtectionRules:
       - units (8)
       - units (11)
       - cla/google
-  - pattern: 1.63.0-sp
-    isAdminEnforced: true
-    requiredApprovingReviewCount: 1
-    requiresCodeOwnerReviews: true
-    requiresStrictStatusChecks: true
-    requiredStatusCheckContexts:
-      - bazel
-      - units (7)
-      - units (8)
-      - units (11)
-      - cla/google
-  - pattern: 1.64.0-sp
-    isAdminEnforced: true
-    requiredApprovingReviewCount: 1
-    requiresCodeOwnerReviews: true
-    requiresStrictStatusChecks: true
-    requiredStatusCheckContexts:
-      - bazel
-      - units (7)
-      - units (8)
-      - units (11)
-      - cla/google
-  - pattern: java7
-    isAdminEnforced: true
-    requiredApprovingReviewCount: 1
-    requiresCodeOwnerReviews: true
-    requiresStrictStatusChecks: true
-    requiredStatusCheckContexts:
-      - bazel
-      - units (7)
-      - units (8)
-      - units (11)
-      - cla/google
-  - pattern: 2.6.x
-    isAdminEnforced: true
-    requiredApprovingReviewCount: 1
-    requiresCodeOwnerReviews: true
-    requiresStrictStatusChecks: true
-    requiredStatusCheckContexts:
-      - bazel
-      - units (8)
-      - units (11)
-      - cla/google
   - pattern: 2.16.x
     isAdminEnforced: true
     requiredApprovingReviewCount: 1