PBAP Client Account Authenticator

Update PBAP client account authenticator have the correct package
namespace and the Bluetooth icon.

Bug: 27724937
Test: With the PBAP client profile enabled visit Settings->Users &
accounts->Add account observe icon and name for bluetooth pbap account.

Change-Id: If197ac22733be5a54f4f76b399f37949b7cc4915
(cherry picked from commit 741218f261f751c55564a60b581d9b7151fc235e)