refactor(ci): avoid quotes in workflow_run

Author: FabianUntermoser

.github/workflows/deploy-vm.yml

@@ -3,8 +3,8 @@ name: Deploy Docker Images
 on:
   workflow_run:
     workflows:
-      - "Build and Push Web Docker Image"
-      - "Build and Push CMS Docker Image"
+      - Build and Push Web Docker Image
+      - Build and Push CMS Docker Image
     branches:
       - development
       - feature/deployment-vm # TODO: remove temporary branch for testing