Small change to determine if docker build cache works

.github/workflows/test-frontend.yml

@@ -36,7 +36,7 @@ jobs:
       - uses: actions/checkout@v4
       - name: Set up Docker Buildx
         uses: docker/setup-buildx-action@v3
-      - name: Build and save image locally
+      - name: Build and save image
         uses: docker/build-push-action@v6
         with:
           # context should remain as the git context