Update action version.

Signed-off-by: Dennis Labordus <[email protected]>

Author: Dennis Labordus

.github/workflows/run-integration-tests.yml

@@ -13,7 +13,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v1
+        uses: actions/checkout@v2
       - name: Set up Docker Buildx
         id: buildx
         uses: docker/setup-buildx-action@v1