Just use the repo. Not sure why master could pass

It keeps giving me no repo error from setting up autocrlf,
which shouldn't have anything to do with this merge request.

spec/controllers/projects/issues_controller_spec.rb

@@ -855,11 +855,11 @@ describe Projects::IssuesController do
   end
 
   describe 'POST create_merge_request' do
+    let(:project) { create(:project, :repository) }
+
     before do
       project.add_developer(user)
       sign_in(user)
-
-      allow_any_instance_of(MergeRequest).to receive(:write_ref)
     end
 
     it 'creates a new merge request' do