Function resume

resume(sound_name: string, id?: number): void
resume the specified sound on all channels
Parameters
- sound_name: string
  audio clip name - case sensitive
- Optionalid: number
  the sound instance ID. If none is passed, all sounds in group will resume.
Returns void
Example
```
// play a audio clip
let id = me.audio.play("myClip");
...
// pause it
me.audio.pause("myClip", id);
...
// resume
me.audio.resume("myClip", id);
```
- Defined in packages/melonjs/src/audio/audio.js:412