Battery Drain on FDroid Build

### Steps to reproduce

1. Install FDroid build and login
2. Enable notifications and background sync
3. let phone in a drawer for a few hours
4. check battery usage
5. see huge drain due to element (Also element never went to the background according to the phones battery information)

### Outcome

#### What did you expect?
Element should go to the background and try to save a bit more battery.
#### What happened instead?
Element is seen as active even in the locked phone state and drains a lot of battery.

### Your phone model

Fairphone 4 (5G)

### Operating system version

Android 11

### Application version and app store

Element 1.4.4, olm 3.2.10 from F-Droid

### Homeserver

synapse homeserver 1.54.0

### Will you send logs?

Yes