LineageParts: Drop `Control ringtone volume` setting

* I don't think it's necessary to port that anymore.

Change-Id: I14e7aaf57a438479e6fa88c3e5387841afb616ba
3 files changed
tree: 2a37dd175d5a94f38afa59abbec005692f00ecde
  1. assets/
  2. res/
  3. src/
  4. Android.mk
  5. AndroidManifest.xml
  6. proguard.flags