Crash when editing message in a Thread

### Steps to reproduce

1. Edit your message (in this case, I've edited it to have a @room mention) in a Thread

I wasn't able to reproduce it again

### Outcome

#### What did you expect?

#### What happened instead?

App crashed:
```
io.element.android.libraries.matrix.impl.core.SdkBackgroundTaskError: SDK background task 'send_queue' failure:
Panic (unrecoverable): assertion failed: self.updates.read().unwrap().is_reader_up_to_date(self.token)
```

### Your phone model

_No response_

### Operating system version

_No response_

### Application version and app store

`HEAD 112dc93f` debug build

### Homeserver

_No response_

### Will you send logs?

Yes

### Are you willing to provide a PR?

No