Upgrade docker/login-action to fix ASF Allowlist failure

Author: jbampton

.github/workflows/docker-cloudstack-simulator.yml

@@ -37,7 +37,7 @@ jobs:
     runs-on: ubuntu-24.04
     steps:
       - name: Login to Docker Registry
-        uses: docker/login-action@650006c6eb7dba73a995cc03b0b2d7f5ca915bee # v4.2.0
+        uses: docker/login-action@dbcb813823bdd20940b903addbd779551569679f # v4.6.0
         with:
           registry: ${{ secrets.DOCKER_REGISTRY }}
           username: ${{ secrets.DOCKERHUB_USER }}