Merge pull request #2 from pascalre/renovate/actions-checkout-3.x

Update actions/checkout action to v3

Author: pascalre

.github/workflows/action.yaml

@@ -7,7 +7,7 @@ jobs:
   lint:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3
       - name: Set up Python
         uses: actions/setup-python@v2
         with: