Fix bonded address been removed unexpected

When Bluetooth turn off, DatabaseManager will remove all address in database
if there are more than 2 bonded devices.
Change to remove address only when it is not in bonded device list

Bug: 125638900
Test: Manual test reconnect pass, runtest bluetooth
Change-Id: Ia2325de3c793dd1137cccfcb2c34f52561d6b568