Add # frozen_string_literal to spec/models

Adds `# frozen_string_literal: true` to spec/models ruby files

spec/models/ability_spec.rb

+# frozen_string_literal: true
+
 require 'spec_helper'
 describe Ability do

spec/models/abuse_report_spec.rb

+# frozen_string_literal: true
+
 require 'rails_helper'
 describe AbuseReport do

spec/models/active_session_spec.rb

+# frozen_string_literal: true
+
 require 'rails_helper'
 RSpec.describe ActiveSession, :clean_gitlab_redis_shared_state do

spec/models/appearance_spec.rb

+# frozen_string_literal: true
+
 require 'rails_helper'
 describe Appearance do

spec/models/application_setting/term_spec.rb

+# frozen_string_literal: true
+
 require 'spec_helper'
 describe ApplicationSetting::Term do

spec/models/application_setting_spec.rb

+# frozen_string_literal: true
+
 require 'spec_helper'
 describe ApplicationSetting do

spec/models/award_emoji_spec.rb

+# frozen_string_literal: true
+
 require 'spec_helper'
 describe AwardEmoji do

spec/models/badge_spec.rb

+# frozen_string_literal: true
+
 require 'spec_helper'
 describe Badge do

spec/models/badges/group_badge_spec.rb

+# frozen_string_literal: true
+
 require 'spec_helper'
 describe GroupBadge do

spec/models/badges/project_badge_spec.rb

+# frozen_string_literal: true
+
 require 'spec_helper'
 describe ProjectBadge do

spec/models/blob_spec.rb

 # encoding: utf-8
+# frozen_string_literal: true
+
 require 'rails_helper'
 describe Blob do

spec/models/blob_viewer/base_spec.rb

+# frozen_string_literal: true
+
 require 'spec_helper'
 describe BlobViewer::Base do

spec/models/blob_viewer/changelog_spec.rb

+# frozen_string_literal: true
+
 require 'spec_helper'
 describe BlobViewer::Changelog do

spec/models/blob_viewer/composer_json_spec.rb

+# frozen_string_literal: true
+
 require 'spec_helper'
 describe BlobViewer::ComposerJson do

spec/models/blob_viewer/gemspec_spec.rb

+# frozen_string_literal: true
+
 require 'spec_helper'
 describe BlobViewer::Gemspec do

spec/models/blob_viewer/gitlab_ci_yml_spec.rb

+# frozen_string_literal: true
+
 require 'spec_helper'
 describe BlobViewer::GitlabCiYml do

spec/models/blob_viewer/license_spec.rb

+# frozen_string_literal: true
+
 require 'spec_helper'
 describe BlobViewer::License do

spec/models/blob_viewer/package_json_spec.rb

+# frozen_string_literal: true
+
 require 'spec_helper'
 describe BlobViewer::PackageJson do

spec/models/blob_viewer/podspec_json_spec.rb

+# frozen_string_literal: true
+
 require 'spec_helper'
 describe BlobViewer::PodspecJson do

spec/models/blob_viewer/podspec_spec.rb

+# frozen_string_literal: true
+
 require 'spec_helper'
 describe BlobViewer::Podspec do