upgrade

Author: kevinjqliu

.github/workflows/verify-release-candidate.yml

@@ -63,10 +63,13 @@ jobs:
     runs-on: ${{ matrix.runner }}
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
 
       - name: Set up protoc
         uses: arduino/setup-protoc@v3
+        with:
+          version: "27.4"
+          repo-token: ${{ secrets.GITHUB_TOKEN }}
 
       - name: Run release candidate verification
         shell: bash