triggerCueList method
Implementation
Future<OnyxMessage?> triggerCueList(OnyxCueList cueList) async {
// from when we called this with the cueListNumber only
// var cue = cueLists.firstWhere(
// (c) => c.cueListNumber == cueListNumber,
// orElse: () => OnyxCueList(parent: this, cueListNumber: cueListNumber),
// );
// also, attempt to flag the cue as transitioning
cueList.transitioning = true;
return sendCmd('GQL ${cueList.cueListNumber}', true);
}