Merge pull request #13 from appuio/renovate/actions-checkout-5.x

Update actions/checkout action to v5

Author: simu

.github/workflows/release.yml

@@ -8,7 +8,7 @@ jobs:
   dist:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
         with:
           fetch-depth: "0"
       - name: Build changelog from PRs with labels