Merge pull request #23 from patchlevel/renovate/actions-checkout-5.x

Update actions/checkout action to v5

Author: DavidBadura

.github/workflows/ci.yaml

@@ -29,7 +29,7 @@ jobs:
 
     steps:
       - name: Check out the repo
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
 
       - name: Set up Docker Buildx
         uses: docker/setup-buildx-action@v3