Move user group count feature spec

This change moves the user group count feature spec into the main
GET block now that the vue_admin_users feature flag has been
removed.

spec/features/admin/users/users_spec.rb

@@ -308,6 +308,21 @@ RSpec.describe 'Admin::Users' do
         end
       end
     end
+
+    context 'user group count', :js do
+      before do
+        group = create(:group)
+        group.add_developer(current_user)
+        project = create(:project, group: create(:group))
+        project.add_reporter(current_user)
+      end
+
+      it 'displays count of the users authorized groups' do
+        wait_for_requests
+
+        expect(page.find("[data-testid='user-group-count-#{current_user.id}']").text).to eq("2")
+      end
+    end
   end
 
   describe 'GET /admin/users/new' do
@@ -557,32 +572,6 @@ RSpec.describe 'Admin::Users' do
     end
   end
 
-  # TODO: Move to main GET /admin/users block once feature flag is removed. Issue: https://gitlab.com/gitlab-org/gitlab/-/issues/290737
-  context 'with vue_admin_users feature flag enabled', :js do
-    before do
-      stub_feature_flags(vue_admin_users: true)
-    end
-
-    describe 'GET /admin/users' do
-      context 'user group count', :js do
-        before do
-          group = create(:group)
-          group.add_developer(current_user)
-          project = create(:project, group: create(:group))
-          project.add_reporter(current_user)
-        end
-
-        it 'displays count of the users authorized groups' do
-          visit admin_users_path
-
-          wait_for_requests
-
-          expect(page.find("[data-testid='user-group-count-#{current_user.id}']").text).to eq("2")
-        end
-      end
-    end
-  end
-
   def click_user_dropdown_toggle(user_id)
     page.within("[data-testid='user-actions-#{user_id}']") do
       find("[data-testid='dropdown-toggle']").click