Use stock ruby environment on CI lint tasks (#30657)

.github/workflows/bundler-audit.yml

@@ -21,12 +21,17 @@ jobs:
   security:
     runs-on: ubuntu-latest
 
+    env:
+      BUNDLE_ONLY: development
+
     steps:
       - name: Clone repository
         uses: actions/checkout@v4
 
-      - name: Set up Ruby environment
-        uses: ./.github/actions/setup-ruby
+      - name: Set up Ruby
+        uses: ruby/setup-ruby@v1
+        with:
+          bundler-cache: true
 
       - name: Run bundler-audit
         run: bundle exec bundler-audit check --update