Merge branch 'renovate/to-be-continuous-golang-4.x' into 'master'

chore(deps): update dependency to-be-continuous/golang to v4

See merge request to-be-continuous/tools/tracking!29

.gitlab-ci.yml

@@ -3,7 +3,7 @@ include:
    ref: '3.2.2'
    file: '/templates/gitlab-ci-docker.yml'
  - project: 'to-be-continuous/golang'
-   ref: '3.2.1'
+   ref: '4.0.0'
    file: '/templates/gitlab-ci-golang.yml'
 
 variables: