Merge branch 'dev/13/fp3/lineage-20.0' into int/13/fp3

* dev/13/fp3/lineage-20.0: (21 commits)
  Messaging: Show quick reply choices only on wearable devices
  Messaging: restore AOSP colors for selected messages
  Messaging: Remove unused resources
  Messaging: Update cellbroadcast package name
  Messaging: Contact Colors
  Messaging: Use a DayNight launch theme
  Messaging: disable auto dark theming on message bubble
  Messaging: allow framework to do dark theming automatically
  Messaging: Require external legacy storage
  Messaging: bump target SDK version to 29
  Messaging: Add sysconfig allowlist xml
  Messaging: Notification channel string fixes
  Messaging: Implement per conversation channels. Update API level to 28.
  Don't build with platform certificate
  Messaging: use white nav bar
  MediaPicker: Check for NPE
  Play an audible notification on receiving a class zero message.
  Messaging: bring back accent color
  Messaging: Toggable keyboard emoticons access
  Messaging: Implement option for swipe right to delete.
  ...

Change-Id: I8cde50b24a0ece32b94987aa7098711adc991a02