Fix NoMethodError when visiting repo analytics

Fix NoMethodError when visiting repo analytics when the group was
renamed.

Changelog: fixed
EE: true

ee/app/controllers/groups/analytics/repository_analytics_controller.rb

@@ -20,4 +20,8 @@ class Groups::Analytics::RepositoryAnalyticsController < Groups::Analytics::Appl
       namespace: @group
     }
   end
+
+  def build_canonical_path(group)
+    url_for(safe_params.merge(group_id: group.to_param))
+  end
 end

ee/spec/controllers/groups/analytics/repository_analytics_controller_spec.rb

@@ -35,6 +35,22 @@ RSpec.describe Groups::Analytics::RepositoryAnalyticsController do
       )
     end
 
+    context 'when requesting a redirected path' do
+      let(:redirect_route) { group.redirect_routes.create!(path: 'old-path') }
+      let(:group_full_path) { redirect_route.path }
+
+      before do
+        allow(request).to receive(:original_fullpath).and_return("/#{group_full_path}")
+      end
+
+      it 'redirects to the canonical path' do
+        get :show, params: { group_id: group_full_path }
+
+        expect(response).to redirect_to(group_analytics_repository_analytics_path(group))
+        expect(controller).to set_flash[:notice].to(/Please update any links and bookmarks/)
+      end
+    end
+
     context 'when license is missing' do
       before do
         stub_licensed_features(feature_name => false)