feat: Is the user having to disable battery optimization really necesary?

[GerbillLife]

Feature description

I don't think asking the user to disable battery optimizations for ReVanced Manager is necessary.

Motivation

ReVanced Manager uses a background service for patching.

Acknowledgements

• [x] I have checked all open and closed feature requests and this is not a duplicate.
• [x] I have chosen an appropriate title.
• [x] The feature request is only related to ReVanced Manager.