function mute(sound_name, id, mute = true) {
	const sound = audioTracks[sound_name];
	if (sound && typeof sound !== "undefined") {
		sound.mute(mute, id);
	} else {
		throw new Error("audio clip " + sound_name + " does not exist");
	}
}
mute or unmute the specified sound, but does not pause the playback.
@param {string} sound_name - audio clip name - case sensitive
@param {number} [id] - the sound instance ID. If none is passed, all sounds in group will mute.
@param {boolean} [mute=true] - True to mute and false to unmute
@example
// mute the background music
me.audio.mute("awesome_music");