Reduce database queries in issues controller spec

ee/spec/controllers/projects/integrations/jira/issues_controller_spec.rb

@@ -6,13 +6,12 @@ RSpec.describe Projects::Integrations::Jira::IssuesController do
   include ProjectForksHelper
 
   let_it_be(:project) { create(:project) }
-  let_it_be(:user) { create(:user) }
+  let_it_be(:user) { create(:user, developer_projects: [project]) }
+  let_it_be(:jira) { create(:jira_service, project: project, issues_enabled: true, project_key: 'TEST') }
 
   before do
     stub_licensed_features(jira_issues_integration: true)
     sign_in(user)
-    project.add_developer(user)
-    create(:jira_service, project: project, issues_enabled: true, project_key: 'TEST')
   end
 
   describe 'GET #index' do