Old (already leaved) rooms appears after clearing cache

### Steps to reproduce

1. Upgrade to 1.4.14
2. Go to Settings, General, Clear Cache

### Outcome

#### What did you expect?
App to return to home screen as is.

#### What happened instead?
App returns to a home screen and in addition you see all the old rooms that you were part of in the past. Also rooms that were upgraded also appears. Also a lot of "Empty room (was XXXX)" appears.

You have to leave them once more if you want these rooms to disappear.

After second clearing of the cache with the same version, they do not appear.

### Your phone model

Mi6; Mi4

### Operating system version

Android 10; Android 6.01

### Application version and app store

1.4.14

### Homeserver

1.57.1

### Will you send logs?

No