fix syntax error

.github/workflows/gcr.yaml

@@ -2,22 +2,22 @@ name: Build, Push to GCR.
 on:
   push:
     branches:
-      - staging
+    - staging
 jobs:
-  login-build-push:
-  runs-on: ubuntu-latest
-  steps:
-  - name: Set up Cloud SDK
-    uses: google-github-actions/setup-gcloud@master
-    with:
-      project_id: ${{ secrets.GCP_PROJECT_ID }}
-      service_account_key: ${{ secrets.GCP_SA_KEY }}
-      export_default_credentials: true
-  - name: Log in to gcloud CLI
-    run: gcloud auth configure-docker
-  - name: Checkout
-    uses: actions/checkout@v2.3.4
-  - name: Build
-    run: |
-      docker build . -t gcr.io/porter-dev-273614/porter-prov:latest -f ./docker/Dockerfile
-      docker push gcr.io/porter-dev-273614/porter-prov:latest
+  build-push-test:
+    runs-on: ubuntu-latest
+    steps:
+    - name: Set up Cloud SDK
+      uses: google-github-actions/setup-gcloud@master
+      with:
+        project_id: ${{ secrets.GCP_PROJECT_ID }}
+        service_account_key: ${{ secrets.GCP_SA_KEY }}
+        export_default_credentials: true
+    - name: Log in to gcloud CLI
+      run: gcloud auth configure-docker
+    - name: Checkout
+      uses: actions/checkout@v2.3.4
+    - name: Build
+      run: |
+        docker build . -t gcr.io/porter-dev-273614/porter-prov:latest -f ./docker/Dockerfile
+        docker push gcr.io/porter-dev-273614/porter-prov:latest