Merge branch 'enable-spec-file-name-cop' into 'master'

.rubocop.yml

spec/controllers/blob_controller_spec.rb

...ollers/profiles/personal_access_tokens_controller_spec.rb

spec/controllers/projects/blob_controller_spec.rb

spec/controllers/projects/todos_controller_spec.rb

spec/lib/gitlab/checks/force_push_spec.rb

spec/lib/gitlab/git_ref_validator_spec.rb

spec/lib/gitlab/health_checks/db_check_spec.rb

spec/lib/gitlab/health_checks/fs_shards_check_spec.rb

spec/lib/gitlab/health_checks/redis_check_spec.rb

spec/lib/gitlab/health_checks/simple_check_shared.rb

spec/lib/gitlab/import_export/wiki_repo_saver_spec.rb

spec/lib/gitlab/shell_spec.rb

spec/lib/light_url_builder_spec.rb

spec/mailers/emails/merge_requests_spec.rb

spec/mailers/emails/profile_spec.rb

spec/migrations/active_record/schema_spec.rb

spec/models/concerns/awardable_spec.rb

spec/models/concerns/discussion_on_diff_spec.rb

spec/models/concerns/issuable_spec.rb