onTapUp method
Implementation
@override
void onTapUp(TapUpEvent event) {
  if (_isDisabled) {
    return;
  }
  isPressed = false;
  updateState();
  onReleased?.call();
}@override
void onTapUp(TapUpEvent event) {
  if (_isDisabled) {
    return;
  }
  isPressed = false;
  updateState();
  onReleased?.call();
}