Update test.yaml

update tag name

Author: seviet

cloud_sql/postgres_instance_switchover/dr_replica_designate/test.yaml

@@ -15,6 +15,6 @@
 apiVersion: blueprints.cloud.google.com/v1alpha1
 kind: BlueprintTest
 metadata:
-  name: postgres_instance_dr_replica_designate
+  name: postgres_instance_switchover_dr_replica_designate
 spec:
   skip: true