Merge branch 'sync-include-leave' into 'next'

fix(api/sync): respect `include_leave` filter parameter

See merge request famedly/conduit!688

src/api/client_server/sync.rs

@@ -300,11 +300,13 @@ async fn sync_helper(
     }
 
     let mut left_rooms = BTreeMap::new();
+    if filter.room.include_leave {
         let all_left_rooms: Vec<_> = services()
             .rooms
             .state_cache
             .rooms_left(&sender_user)
             .collect();
+
         for result in all_left_rooms {
             let (room_id, _) = result?;
 
@@ -469,6 +471,7 @@ async fn sync_helper(
                 },
             );
         }
+    }
 
     let mut invited_rooms = BTreeMap::new();
     let all_invited_rooms: Vec<_> = services()