~xdavidwu/android-autobuilds

ref: ee3db6cb16a552ed0f1061c5ef04ee65ad22db5b android-autobuilds/LineageOS d---------
Recorder: platform 34
ExactCalculator: track
LineageOS: update to lineage-21.0
Backgrounds: untrack

16.0 is long eol'ed, and we cannot support PARTNER_CUSTOMIZATION variant
after that which requires being system app
Aperture: update build-tools
Jelly: bump build-tools for newer agp
Aperture: update built-tools for newer agp
Recorder: update build-tools for newer agp
Jelly: platform 33
LineageOS 20.0
track Aperture
LineageOS/android_packages_apps_Recorder: build-tools 30.0.3
initial commit