message: Include the sticky room when filtering in the new room list
  Fixes
diff: @@ -230,7 +230,10 @@ export class Algorithm extends EventEmitter {
  // Cheaply clone the rooms so we can more easily do operations on the list.
  // We optimize our lookups by trying to reduce sample size as much as possible
  // to the rooms we know will be deduped by the Set.
  - const rooms = this.cachedRooms[tagId];
  + const rooms = this.cachedRooms[tagId].map(r => r); // cheap clone
  + if (this._stickyRoom && this._stickyRoom.tag === tagId && this._stickyRoom.room) {
  + rooms.push(this._stickyRoom.room);
  + }
  let remainingRooms = rooms.map(r => r);
  let allowedRoomsInThisTag = [];
  let lastFilterPriority = orderedFilters[0].relativePriority;
  