bt: Show additional message when is late bond

Sometimes the cached bluetooth device is not found and we the
BluetoothPairingController does not know if this device is a member of a
set. But if this is a late bond then it is a set member so we still want
to display that additional message.

Bug: 282193044
Test: manual
Tag: #feature
Change-Id: I9e7da093b118a81097dc83460e9b93ce2e477482