Merge pull request #110 from ZeitOnline/renovate/actions-checkout-5.x

MAINT: Update actions/checkout action to v5

Author: wosc

.github/workflows/release.yaml

@@ -25,7 +25,7 @@ jobs:
       contents: write
 
     steps:
-      - uses: actions/checkout@08eba0b27e820071cde6df949e0beb9ba4906955 # v4
+      - uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5
       - uses: ZeitOnline/gh-action-baseproject@4743a3673ac263f36b4d2206eb4342c4c44a38e6 # v0.12.0
         with:
           project_name: ${{env.project}}

.github/workflows/testrunner.yaml

@@ -16,7 +16,7 @@ jobs:
       id-token: write
 
     steps:
-    - uses: actions/checkout@08eba0b27e820071cde6df949e0beb9ba4906955 # v4
+    - uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5
     - uses: ZeitOnline/gh-action-baseproject@4743a3673ac263f36b4d2206eb4342c4c44a38e6 # v0.12.0
       id: baseproject
       with: