removeChoice method
Implementation
List<MultiselectOption> removeChoice(String value) {
final newState = state;
final updated = newState.where((choice) => choice.value != value).toList();
state = updated;
return updated;
}
List<MultiselectOption> removeChoice(String value) {
final newState = state;
final updated = newState.where((choice) => choice.value != value).toList();
state = updated;
return updated;
}