Move methods out of prepend block

ee/app/graphql/ee/types/project_type.rb

@@ -126,6 +126,7 @@ module EE
               null: true,
               description: 'Incident Management On-call schedules of the project',
               resolver: ::Resolvers::IncidentManagement::OncallScheduleResolver
+      end
 
       def dast_scanner_profiles
         DastScannerProfilesFinder.new(project_ids: [object.id]).execute
@@ -160,5 +161,4 @@ module EE
       end
     end
   end
-  end
 end