Merge branch '213648-setup-test-env-requires-golang-1-13' into 'master'

Use go 1.14 in `.use-pg9` and `.use-pg9-ee` images

Closes #213648

See merge request gitlab-org/gitlab!29008

.gitlab/ci/global.gitlab-ci.yml

@@ -30,7 +30,7 @@
     policy: pull
 
 .use-pg9:
-  image: "registry.gitlab.com/gitlab-org/gitlab-build-images:ruby-2.6.5-golang-1.12-git-2.24-lfs-2.9-chrome-73.0-node-12.x-yarn-1.21-postgresql-9.6-graphicsmagick-1.3.34"
+  image: "registry.gitlab.com/gitlab-org/gitlab-build-images:ruby-2.6.5-golang-1.14-git-2.24-lfs-2.9-chrome-73.0-node-12.x-yarn-1.21-postgresql-9.6-graphicsmagick-1.3.34"
   services:
     - name: postgres:9.6.17
       command: ["postgres", "-c", "fsync=off", "-c", "synchronous_commit=off", "-c", "full_page_writes=off"]
@@ -63,7 +63,7 @@
     key: "debian-stretch-ruby-2.6.5-pg11-node-12.x"
 
 .use-pg9-ee:
-  image: "registry.gitlab.com/gitlab-org/gitlab-build-images:ruby-2.6.5-golang-1.12-git-2.24-lfs-2.9-chrome-73.0-node-12.x-yarn-1.21-postgresql-9.6-graphicsmagick-1.3.34"
+  image: "registry.gitlab.com/gitlab-org/gitlab-build-images:ruby-2.6.5-golang-1.14-git-2.24-lfs-2.9-chrome-73.0-node-12.x-yarn-1.21-postgresql-9.6-graphicsmagick-1.3.34"
   services:
     - name: postgres:9.6.17
       command: ["postgres", "-c", "fsync=off", "-c", "synchronous_commit=off", "-c", "full_page_writes=off"]