Add bluetooth prefs for Android Automotive

Add extra to BluetoothMediaBrowserService to redirect to settings when
Bluetooth is not connected

Fixes: 134514401
Test: verify extra in the media session state at startup and after
disconnection.

Change-Id: Iffbd6704eb82e02233b738c7ee06f5c4d8e3c0b5
(cherry picked from commit 6b9199e0)

Merged-In: Iffbd6704eb82e02233b738c7ee06f5c4d8e3c0b5
Change-Id: Ie5364fa2c0339c81e4444548d5e132caad789994