EiOS crashes immediately when clicking the #ponymotes:matrix.org space

### Steps to reproduce

1. Join space #ponymotes:matrix.org (I did it on Element Web)
2. Tap it in the bottom-left space menu on Element iOS
3. Element crashes immediately

### Outcome

#### What did you expect?

Not crashing

#### What happened instead?

Crashed

### Your phone model

iPhone 11 Pro Max

### Operating system version

iOS 16.0.2

### Application version

1.9.7

### Homeserver

twilightsparkle.dev Synapse 1.68.0

### Will you send logs?

Yes