Fix: Zizmor warning in actions.yml

Author: maitry63

.github/workflows/actions.yml

@@ -82,7 +82,7 @@ jobs:
     name: Check the code format
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v7
+      - uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v7.0.0
         with:
           persist-credentials: false
       - name: Set up Python 3.11