Stop using UrlHelper includes in specs

Closes https://gitlab.com/gitlab-org/gitlab/-/issues/341401

.rubocop_todo/rails/include_url_helper.yml

----
-Rails/IncludeUrlHelper:
-  Exclude:
-  - ee/spec/helpers/ee/projects/security/configuration_helper_spec.rb
-  - ee/spec/lib/banzai/filter/cross_project_issuable_information_filter_spec.rb
-  - spec/helpers/merge_requests_helper_spec.rb
-  - spec/helpers/nav/top_nav_helper_spec.rb
-  - spec/helpers/notify_helper_spec.rb
-  - spec/lib/banzai/filter/reference_redactor_filter_spec.rb
-  - spec/lib/banzai/reference_redactor_spec.rb

ee/spec/helpers/ee/projects/security/configuration_helper_spec.rb

@@ -3,8 +3,6 @@
 require 'spec_helper'
 
 RSpec.describe EE::Projects::Security::ConfigurationHelper do
-  include ActionView::Helpers::UrlHelper
-
   let_it_be(:project) { create(:project) }
 
   let(:current_user) { create(:user) }

ee/spec/lib/banzai/filter/cross_project_issuable_information_filter_spec.rb

@@ -3,7 +3,6 @@
 require 'spec_helper'
 
 RSpec.describe Banzai::Filter::CrossProjectIssuableInformationFilter do
-  include ActionView::Helpers::UrlHelper
   include FilterSpecHelper
 
   let(:user) { create(:user) }
@@ -13,7 +12,7 @@ RSpec.describe Banzai::Filter::CrossProjectIssuableInformationFilter do
 
   def create_link(issuable)
     type = issuable.class.name.underscore.downcase
-    link_to(issuable.to_reference, '',
+    ActionController::Base.helpers.link_to(issuable.to_reference, '',
             class: 'gfm has-tooltip',
             title: issuable.title,
             data: {

spec/helpers/merge_requests_helper_spec.rb

@@ -3,7 +3,6 @@
 require 'spec_helper'
 
 RSpec.describe MergeRequestsHelper do
-  include ActionView::Helpers::UrlHelper
   include ProjectForksHelper
 
   describe '#state_name_with_icon' do

spec/helpers/nav/top_nav_helper_spec.rb

@@ -3,8 +3,6 @@
 require 'spec_helper'
 
 RSpec.describe Nav::TopNavHelper do
-  include ActionView::Helpers::UrlHelper
-
   let_it_be(:user) { build_stubbed(:user) }
   let_it_be(:admin) { build_stubbed(:user, :admin) }
   let_it_be(:external_user) { build_stubbed(:user, :external, can_create_group: false) }

spec/helpers/notify_helper_spec.rb

@@ -3,7 +3,6 @@
 require 'spec_helper'
 
 RSpec.describe NotifyHelper do
-  include ActionView::Helpers::UrlHelper
   using RSpec::Parameterized::TableSyntax
 
   describe 'merge_request_reference_link' do

spec/lib/banzai/filter/reference_redactor_filter_spec.rb

@@ -3,7 +3,6 @@
 require 'spec_helper'
 
 RSpec.describe Banzai::Filter::ReferenceRedactorFilter do
-  include ActionView::Helpers::UrlHelper
   include FilterSpecHelper
 
   it 'ignores non-GFM links' do
@@ -14,7 +13,7 @@ RSpec.describe Banzai::Filter::ReferenceRedactorFilter do
   end
 
   def reference_link(data)
-    link_to('text', '', class: 'gfm', data: data)
+    ActionController::Base.helpers.link_to('text', '', class: 'gfm', data: data)
   end
 
   it 'skips when the skip_redaction flag is set' do

spec/lib/banzai/reference_redactor_spec.rb

@@ -106,13 +106,12 @@ RSpec.describe Banzai::ReferenceRedactor do
   end
 
   context 'when the user cannot read cross project' do
-    include ActionView::Helpers::UrlHelper
     let(:project) { create(:project) }
     let(:other_project) { create(:project, :public) }
 
     def create_link(issuable)
       type = issuable.class.name.underscore.downcase
-      link_to(issuable.to_reference, '',
+      ActionController::Base.helpers.link_to(issuable.to_reference, '',
               class: 'gfm has-tooltip',
               title: issuable.title,
               data: {