Custom widget does not work in v1.5.20

### Steps to reproduce

1. Where are you starting? What can you see?
Add widget in Element Desktop with /addwidget YOU_URL
Example:
/addwidget https://www.google.com
2. Widget open successfully in element desktop
3. But this widget does not open in element android

https://user-images.githubusercontent.com/13951456/214316111-b69f6b45-a4df-4614-97be-623d40da908f.mp4

### Outcome

#### What did you expect?
Custom widget should open
#### What happened instead?
Not success

### Your phone model

_No response_

### Operating system version

Android 12

### Application version and app store

Element v1.5.20

### Homeserver

_No response_

### Will you send logs?

No

### Are you willing to provide a PR?

Yes