Stop using view helpers in ClusterablePresenter classes

See https://gitlab.com/gitlab-org/gitlab/-/issues/341392

.rubocop_manual_todo.yml

@@ -2591,10 +2591,7 @@ Rails/IncludeUrlHelper:
     - 'app/presenters/ci/pipeline_presenter.rb'
     - 'app/presenters/environment_presenter.rb'
     - 'app/presenters/gitlab/blame_presenter.rb'
-    - 'app/presenters/group_clusterable_presenter.rb'
-    - 'app/presenters/instance_clusterable_presenter.rb'
     - 'app/presenters/merge_request_presenter.rb'
-    - 'app/presenters/project_clusterable_presenter.rb'
     - 'app/presenters/project_presenter.rb'
     - 'app/presenters/prometheus_alert_presenter.rb'
     - 'app/presenters/release_presenter.rb'

app/presenters/group_clusterable_presenter.rb

@@ -2,7 +2,6 @@
 
 class GroupClusterablePresenter < ClusterablePresenter
   extend ::Gitlab::Utils::Override
-  include ActionView::Helpers::UrlHelper
 
   presents ::Group
 
@@ -33,7 +32,7 @@ class GroupClusterablePresenter < ClusterablePresenter
 
   override :learn_more_link
   def learn_more_link
-    link_to(s_('ClusterIntegration|Learn more about group Kubernetes clusters'), help_page_path('user/group/clusters/index'), target: '_blank', rel: 'noopener noreferrer')
+    ApplicationController.helpers.link_to(s_('ClusterIntegration|Learn more about group Kubernetes clusters'), help_page_path('user/group/clusters/index'), target: '_blank', rel: 'noopener noreferrer')
   end
 
   def metrics_dashboard_path(cluster)

app/presenters/instance_clusterable_presenter.rb

@@ -2,7 +2,6 @@
 
 class InstanceClusterablePresenter < ClusterablePresenter
   extend ::Gitlab::Utils::Override
-  include ActionView::Helpers::UrlHelper
 
   presents ::Clusters::Instance
 
@@ -71,7 +70,7 @@ class InstanceClusterablePresenter < ClusterablePresenter
 
   override :learn_more_link
   def learn_more_link
-    link_to(s_('ClusterIntegration|Learn more about instance Kubernetes clusters'), help_page_path('user/instance/clusters/index'), target: '_blank', rel: 'noopener noreferrer')
+    ApplicationController.helpers.link_to(s_('ClusterIntegration|Learn more about instance Kubernetes clusters'), help_page_path('user/instance/clusters/index'), target: '_blank', rel: 'noopener noreferrer')
   end
 
   def metrics_dashboard_path(cluster)

app/presenters/project_clusterable_presenter.rb

@@ -2,7 +2,6 @@
 
 class ProjectClusterablePresenter < ClusterablePresenter
   extend ::Gitlab::Utils::Override
-  include ActionView::Helpers::UrlHelper
 
   presents ::Project
 
@@ -28,7 +27,7 @@ class ProjectClusterablePresenter < ClusterablePresenter
 
   override :learn_more_link
   def learn_more_link
-    link_to(s_('ClusterIntegration|Learn more about Kubernetes'), help_page_path('user/project/clusters/index'), target: '_blank', rel: 'noopener noreferrer')
+    ApplicationController.helpers.link_to(s_('ClusterIntegration|Learn more about Kubernetes'), help_page_path('user/project/clusters/index'), target: '_blank', rel: 'noopener noreferrer')
   end
 
   def metrics_dashboard_path(cluster)

spec/presenters/group_clusterable_presenter_spec.rb

@@ -84,4 +84,10 @@ RSpec.describe GroupClusterablePresenter do
 
     it { is_expected.to eq(metrics_dashboard_group_cluster_path(group, cluster)) }
   end
+
+  describe '#learn_more_link' do
+    subject { presenter.learn_more_link }
+
+    it { is_expected.to include('user/group/clusters/index') }
+  end
 end

spec/presenters/instance_clusterable_presenter_spec.rb

@@ -32,4 +32,10 @@ RSpec.describe InstanceClusterablePresenter do
 
     it { is_expected.to eq(metrics_dashboard_admin_cluster_path(cluster)) }
   end
+
+  describe '#learn_more_link' do
+    subject { presenter.learn_more_link }
+
+    it { is_expected.to include('user/instance/clusters/index') }
+  end
 end

spec/presenters/project_clusterable_presenter_spec.rb

@@ -84,4 +84,10 @@ RSpec.describe ProjectClusterablePresenter do
 
     it { is_expected.to eq(metrics_dashboard_project_cluster_path(project, cluster)) }
   end
+
+  describe '#learn_more_link' do
+    subject { presenter.learn_more_link }
+
+    it { is_expected.to include('user/project/clusters/index') }
+  end
 end