Voice/audio message playback stops when going to a different convesation

### Steps to reproduce

1. Go to a conversation that contains an audio/voice message
2. Play it.
3. Go to another conversation as you hear it.

### What happened?

### What did you expect?

The voice message should keep playing in some kind of background notification.

Similar to when you're on a 1:1 video call and go to another conversation: it goes to a corner and you can keep on using element.

### What happened?

Audio stops.

### Operating system

Linux

### Application version

Element: 1.8.2 Olm: 3.2.3

### How did you install the app?

https://flathub.org/apps/details/im.riot.Riot

### Homeserver

recallstack.icu

### Have you submitted a rageshake?

No