don't use a deprecated api in ability_spec

spec/models/ability_spec.rb

@@ -222,12 +222,12 @@ describe Ability, lib: true do
   describe '.project_disabled_features_rules' do
     let(:project) { build(:project) }
 
-    subject { described_class.project_disabled_features_rules(project) }
+    subject { described_class.allowed(project.owner, project) }
 
     context 'wiki named abilities' do
       it 'disables wiki abilities if the project has no wiki' do
         expect(project).to receive(:has_wiki?).and_return(false)
-        expect(subject).to include(:read_wiki, :create_wiki, :update_wiki, :admin_wiki)
+        expect(subject).not_to include(:read_wiki, :create_wiki, :update_wiki, :admin_wiki)
       end
     end
   end