docs: fix documentation actions (#5316)

* docs: fix documentation utility scripts

* change branch names

.github/workflows/docs-remove-announcement.yml

@@ -33,11 +33,11 @@ jobs:
 
       - name: Install Workspace dependencies
         run: yarn install
-        working-directory: docs-utils
+        working-directory: docs-util
 
       - name: Remove Announcement Bar
         run: yarn generate:announcement --expire
-        working-directory: docs-utils/packages/scripts
+        working-directory: docs-util/packages/scripts
 
       - name: Create Pull Request
         uses: peter-evans/create-pull-request@v4
@@ -47,5 +47,5 @@ jobs:
           title: "chore(docs): Removed Docs Announcement Bar (automated)"
           labels: "type: chore"
           add-paths: www/apps/docs/**
-          branch: "chore/remove-announcement"
+          branch: "docs/remove-announcement"
           branch-suffix: "timestamp"