Merge pull request #4 from action-pack/dependabot/github_actions/actions/checkout-4

Bump actions/checkout from 3 to 4

Author: kroese

.github/workflows/check.yml

@@ -7,7 +7,7 @@ jobs:
     name: shellcheck
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: Run ShellCheck
         uses: ludeeus/action-shellcheck@master
 env: