chore(deps): update actions/checkout action to v5

Author: renovate[bot]

.github/workflows/test-renovate.yml

@@ -13,7 +13,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v4
+        uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5
       - name: Run Renovate in Dry Run mode
         env:
           LOG_LEVEL: '${{ github.event.inputs.log-level || ''debug'' }}'