This change set locks down the access to the plan artifacts to `none` by
default. This can be changed by setting the `artifcats_access` or
`plan_artifacts_access` input.

Changelog: changed

Closes https://gitlab.com/components/opentofu/-/issues/29

This change set allows to disable the unit and integration tests in the
pipeline intended for GitLab self-managed to save runner resources.

Changelog: added

Closes https://gitlab.com/components/opentofu/-/issues/40

This change set documents a best practice for how to configure the
component when a lockfile is being used.

Closes https://gitlab.com/components/opentofu/-/issues/38

Changelog: added

$CI_REGISTRY <- registry.gitlab.com
$CI_SERVER_FQDN <- gitlab.com
$CI_PROJECT_PATH <- components/opentofu

Closes: https://gitlab.com/components/opentofu/-/issues/36

git grep -l '\s\+$' | xargs sed -e 's/\s\+$//' -i