Fix gcloud-terraform image build with up-to-date terraform version
Fix gcloud-terraform image build with up-to-date terraform version

Had tested it out manually

BenTheElder/test-infra,kubernetes/test-infra,michelle192837/test-infra,jessfraz/test-infra,BenTheElder/test-infra,jessfraz/test-infra,dims/test-infra,fejta/test-infra,jessfraz/test-infra,michelle192837/test-infra,dims/test-infra,cjwagner/test-infra,cjwagner/test-infra,michelle192837/test-infra,fejta/test-infra,kubernetes/test-infra,michelle192837/test-infra,dims/test-infra,cblecker/test-infra,jessfraz/test-infra,cjwagner/test-infra,fejta/test-infra,jessfraz/test-infra,cblecker/test-infra,cblecker/test-infra,BenTheElder/test-infra,BenTheElder/test-infra,fejta/test-infra,cjwagner/test-infra,kubernetes/test-infra,BenTheElder/test-infra,cblecker/test-infra,jessfraz/test-infra,fejta/test-infra,cblecker/test-infra,cjwagner/test-infra,michelle192837/test-infra,michelle192837/test-infra,dims/test-infra,kubernetes/test-infra,dims/test-infra,fejta/test-infra,kubernetes/test-infra,cblecker/test-infra,kubernetes/test-infra,dims/test-infra,cjwagner/test-infra,BenTheElder/test-infra