Call keeps on ringing

### Steps to reproduce

1. Can not reproduce easily - can reproduce with a specific account.

I added some logs as well to perhaps see a little bit more but I did not manage to figure it ou
[logs-0001.log.gz](https://github.com/vector-im/element-web/files/8807156/logs-0001.log.gz)
[logs-0002.log.gz](https://github.com/vector-im/element-web/files/8807157/logs-0002.log.gz)
[logs-0003.log.gz](https://github.com/vector-im/element-web/files/8807158/logs-0003.log.gz)
[logs-0000.log.gz](https://github.com/vector-im/element-web/files/8807159/logs-0000.log.gz)
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### Outcome

#### What did you expect?
The call to hang up.
#### What happened instead?
The call did not stop ringing after the other party hung up (didn't want to wait anymore).

### Operating system

Windows

### Browser information

no idea

### URL for webapp

fork

### Application version

fork

### Homeserver

private server

### Will you send logs?

Yes