format indentation

Signed-off-by: cpanato <ctadeu@gmail.com>

Author: cpanato

cloudbuild.yaml

@@ -9,11 +9,11 @@ steps:
   - name: 'gcr.io/k8s-staging-test-infra/gcb-docker-gcloud:v20221214-1b4dd4d69a'
     entrypoint: make
     env:
-    - GCE_PD_CSI_STAGING_IMAGE=gcr.io/${_STAGING_PROJECT}/gcp-compute-persistent-disk-csi-driver
-    - GCE_PD_CSI_STAGING_VERSION=${_PULL_BASE_REF}
-    # default cloudbuild has HOME=/builder/home and docker buildx is in /root/.docker/cli-plugins/docker-buildx
-    # set the home to /root explicitly to if using docker buildx
-    - HOME=/root
+      - GCE_PD_CSI_STAGING_IMAGE=gcr.io/${_STAGING_PROJECT}/gcp-compute-persistent-disk-csi-driver
+      - GCE_PD_CSI_STAGING_VERSION=${_PULL_BASE_REF}
+      # default cloudbuild has HOME=/builder/home and docker buildx is in /root/.docker/cli-plugins/docker-buildx
+      # set the home to /root explicitly to if using docker buildx
+      - HOME=/root
     args:
       - build-and-push-multi-arch
 
@@ -22,5 +22,5 @@ substitutions:
   _PULL_BASE_REF: 'master'
 
 tags:
-- 'gcp-compute-persistent-disk-csi-driver'
-- ${_PULL_BASE_REF}
+  - 'gcp-compute-persistent-disk-csi-driver'
+  - ${_PULL_BASE_REF}