disableRawMode method
Disables raw mode and restores original terminal settings.
Implementation
@override
void disableRawMode() {
if (!_rawModeEnabled) return;
_rawModeEnabled = false;
final mode = _sttySavedMode;
if (mode != null && mode.isNotEmpty) {
_sttySetMode(mode);
} else {
_sttySane();
}
}