Update KubernetesService deprecation warning

app/models/project_services/kubernetes_service.rb

@@ -170,12 +170,11 @@ class KubernetesService < Service
 
   def deprecation_message
     content = if project
-                _("Kubernetes service integration has been deprecated. %{deprecated_message_content} your Kubernetes clusters using the new <a href=\"%{url}\"/>Kubernetes Clusters</a> page") % {
-                  deprecated_message_content: deprecated_message_content,
+                _("Kubernetes service integration has been disabled. Fields on this page are not used by GitLab, you can configure your Kubernetes clusters using the new <a href=\"%{url}\"/>Kubernetes Clusters</a> page") % {
                   url: Gitlab::Routing.url_helpers.project_clusters_path(project)
                 }
               else
-                _("The instance-level Kubernetes service integration is deprecated. Your data has been migrated to an <a href=\"%{url}\"/>instance-level cluster</a>.") % {
+                _("The instance-level Kubernetes service integration is disabled. Your data has been migrated to an <a href=\"%{url}\"/>instance-level cluster</a>.") % {
                   url: Gitlab::Routing.url_helpers.admin_clusters_path
                 }
               end
@@ -260,10 +259,6 @@ class KubernetesService < Service
       errors[:base] << deprecation_message
     end
   end
-
-  def deprecated_message_content
-    _("Fields on this page are now uneditable, you can configure")
-  end
 end
 
 KubernetesService.prepend(EE::KubernetesService)

changelogs/unreleased/remove-kubernetes-service-deployment-platform.yml

 ---
-title: Remove Kubernetes service template from available deployment platforms
+title: Remove Kubernetes service integration and Kubernetes service template from available deployment platforms
 merge_request: 29786
 author:
 type: removed

locale/gitlab.pot

@@ -5610,9 +5610,6 @@ msgstr ""
 msgid "Fetching licenses failed. You are not permitted to perform this action."
 msgstr ""
 
-msgid "Fields on this page are now uneditable, you can configure"
-msgstr ""
-
 msgid "File"
 msgid_plural "Files"
 msgstr[0] ""
@@ -7554,7 +7551,7 @@ msgstr ""
 msgid "Kubernetes error: %{error_code}"
 msgstr ""
 
-msgid "Kubernetes service integration has been deprecated. %{deprecated_message_content} your Kubernetes clusters using the new <a href=\"%{url}\"/>Kubernetes Clusters</a> page"
+msgid "Kubernetes service integration has been disabled. Fields on this page are not used by GitLab, you can configure your Kubernetes clusters using the new <a href=\"%{url}\"/>Kubernetes Clusters</a> page"
 msgstr ""
 
 msgid "LDAP settings"
@@ -13166,7 +13163,7 @@ msgstr ""
 msgid "The import will time out after %{timeout}. For repositories that take longer, use a clone/push combination."
 msgstr ""
 
-msgid "The instance-level Kubernetes service integration is deprecated. Your data has been migrated to an <a href=\"%{url}\"/>instance-level cluster</a>."
+msgid "The instance-level Kubernetes service integration is disabled. Your data has been migrated to an <a href=\"%{url}\"/>instance-level cluster</a>."
 msgstr ""
 
 msgid "The invitation could not be accepted."

spec/models/project_services/kubernetes_service_spec.rb

@@ -78,7 +78,7 @@ describe KubernetesService, :use_clean_rails_memory_store_caching do
 
       it 'includes an error with a deprecation message' do
         kubernetes_service.valid?
-        expect(kubernetes_service.errors[:base].first).to match(/Kubernetes service integration has been deprecated/)
+        expect(kubernetes_service.errors[:base].first).to match(/Kubernetes service integration has been disabled/)
       end
     end
 
@@ -383,13 +383,13 @@ describe KubernetesService, :use_clean_rails_memory_store_caching do
     let(:kubernetes_service) { create(:kubernetes_service) }
 
     it 'indicates the service is deprecated' do
-      expect(kubernetes_service.deprecation_message).to match(/Kubernetes service integration has been deprecated/)
+      expect(kubernetes_service.deprecation_message).to match(/Kubernetes service integration has been disabled/)
     end
 
     context 'if the service is not active' do
       it 'returns a message' do
         kubernetes_service.update_attribute(:active, false)
-        expect(kubernetes_service.deprecation_message).to match(/Fields on this page are now uneditable/)
+        expect(kubernetes_service.deprecation_message).to match(/Fields on this page are not used by GitLab/)
       end
     end
   end