revert mocked event change - incoming later

src/content_working_group/mock.rs

@@ -63,7 +63,6 @@ pub type RawLibTestEvent = lib::RawEvent<
     CuratorOpeningId<Test>,
     CuratorApplicationId<Test>,
     CuratorId<Test>,
-    CuratorOpeningIdMap<Test>,
     <Test as system::Trait>::AccountId,
 >;