Update action version.

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

Author: Dennis Labordus

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

@@ -17,7 +17,7 @@ jobs:
       - name: Set up Docker Buildx
         id: buildx
         uses: docker/setup-buildx-action@v1
-      - name: Cache register
+      - name: Cache Docker Register
         uses: actions/cache@v2
         with:
           path: /tmp/.buildx-cache