Fix for @show_promotions

spec/controllers/groups/analytics_controller_spec.rb

@@ -50,7 +50,7 @@ describe Groups::AnalyticsController do
     before do
       allow(License).to receive(:current).and_return(nil)
       stub_application_setting(check_namespace_plan: false)
-      controller.instance_variable_set(:@show_promotions, nil)
+      @show_promotions = nil
     end
 
     it 'returns page when feature is not available and we show promotions' do

spec/features/projects/audit_events_spec.rb

@@ -33,7 +33,7 @@ feature 'Projects > Audit Events', :js do
       stub_licensed_features(audit_events: false)
       allow(License).to receive(:current).and_return(nil)
       stub_application_setting(check_namespace_plan: false)
-      controller.instance_variable_set(:@show_promotions, nil)
+      @show_promotions = nil
     end
 
     it 'returns 200' do