Merge pull request #103 from serenity-js/renovate/actions-checkout-5.x

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

Author: jan-molak

.github/workflows/main.yaml

@@ -19,7 +19,7 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
         with:
           fetch-depth: 2