Merge pull request #3 from stackitcloud/renovate/actions-checkout-4.x

chore(deps): update actions/checkout action to v4

Author: PatrickKoss

.github/workflows/main.yml

@@ -14,7 +14,7 @@ jobs:
 
     steps:
       - name: Checkout code
-        uses: actions/checkout@v2
+        uses: actions/checkout@v4
 
       - name: Set up Python
         uses: actions/setup-python@v4

.github/workflows/release.yaml

@@ -11,7 +11,7 @@ jobs:
 
     steps:
       - name: Check out the repo
-        uses: actions/checkout@v2
+        uses: actions/checkout@v4
 
       - name: Set up Python
         uses: actions/setup-python@v4