Bug 989742 - [Tarako][Settings][Bluetooth] Unable to pair devices when a foreground app(not Settings app) is running.
Merge pull request #18522 from ian-liu/bluetooth/v13t/bug989742_migrate_pairing_flow_from_settings_to_bluetooth_app

Bug 989742 - [Tarako][Settings][Bluetooth] Unable to pair devices when a foreground app(not Settings app) is running. r=evelyn,arthur