Use golangci-lint instead of gometalinter
This merge request makes the container registry project conform to the new suggested linting job for golang projects: https://docs.gitlab.com/ee/development/go_guide/#automatic-linting
script/setup/install-dev-tools
was changed to use sh
instead of bash
as this job's image it based off of alpine, which does not include bash
and to remove the installation of gometalinter.