feat: next release from main branch is 26.76.0

Author: blakeli0

.github/release-please.yml

@@ -3,10 +3,15 @@ handleGHRelease: true
 manifest: true
 primaryBranch: main
 branches:
-    - branch: java7
-      releaseType: java-yoshi
-      bumpMinorPreMajor: true
-    - branch: 26.1.x
-      releaseType: java-backport
-    - branch: protobuf-4.x-rc
-      releaseType: java-yoshi
+  - branch: java7
+    releaseType: java-yoshi
+    bumpMinorPreMajor: true
+  - branch: 26.1.x
+    releaseType: java-backport
+  - branch: protobuf-4.x-rc
+    releaseType: java-yoshi
+  - releaseType: java-backport
+    handleGHRelease: true
+    manifest: true
+    primaryBranch: main
+    branch: 26.75.x

.github/sync-repo-settings.yaml

@@ -42,6 +42,19 @@ branchProtectionRules:
       - units (11)
       - cla/google
       - bom-content-test
+  - pattern: 26.75.x
+    isAdminEnforced: true
+    requiredApprovingReviewCount: 1
+    requiresCodeOwnerReviews: true
+    requiresStrictStatusChecks: false
+    requiredStatusCheckContexts:
+      - dependencies (17)
+      - lint
+      - clirr
+      - units (8)
+      - units (11)
+      - cla/google
+      - bom-content-test
 permissionRules:
   - team: yoshi-admins
     permission: admin