Element Call (embedded in element web) request microphon permissions from browser when switching room

### Steps to reproduce

1. Where are you starting? What can you see?
EC in a call (multiple mics connected)
2. What do you click?
On another room
3. More steps…

### Outcome

#### What did you expect?
That the call continues as before
#### What happened instead?
EC tries using a different mic. Failing to use it (permissions) and the browser gives a permission request pop up.

### Operating system

_No response_

### Browser information

_No response_

### URL for webapp

_No response_

### Will you send logs?

Yes