New Crowdin translations

See merge request gitlab-org/gitlab-ee!2929

New Crowdin translations

See merge request !2743

They seem to confuse some translation tools and aren't rendered in
HTML anyway.

There are many places that expect the `.level_name` method to return the
translated level name.

Additionally some missing translations were added

Closes #32793

Conflicts:
        app/views/projects/pipeline_schedules/_form.html.haml

This reverts commit 9157c300.

e.g: %h4 {{ __('foo') }}

Problem was it was being parsed as: %h4 = _('foo')
And the correct content should be: %h4= _('foo')