Update EE clusters spec with GCP check logic

spec/ee/spec/features/projects/clusters_spec.rb

 require 'spec_helper'
 
 feature 'EE Clusters' do
+  include GoogleApi::CloudPlatformHelpers
+
   let(:project) { create(:project) }
   let(:user) { create(:user) }
 
@@ -75,6 +77,10 @@ feature 'EE Clusters' do
             .to receive(:token_in_session).and_return('token')
           allow_any_instance_of(Projects::Clusters::GcpController)
             .to receive(:expires_at_in_session).and_return(1.hour.since.to_i.to_s)
+
+          stub_google_project_billing_status
+          allow(CheckGcpProjectBillingWorker).to receive(:perform_async)
+
           allow_any_instance_of(GoogleApi::CloudPlatform::Client)
             .to receive(:projects_zones_clusters_create) do
             OpenStruct.new(
@@ -82,6 +88,7 @@ feature 'EE Clusters' do
               status: 'RUNNING'
             )
           end
+
           allow(WaitForClusterCreationWorker).to receive(:perform_in).and_return(nil)
 
           create(:cluster, :provided_by_gcp, name: 'default-cluster', environment_scope: '*', projects: [project])