Close hci handle in ConnectivityBluetoothLinux::BluetoothDiscovery in failure cases.
Close hci handle in ConnectivityBluetoothLinux::BluetoothDiscovery in failure cases.

dmonakhov/haggle,dmonakhov/haggle,dmonakhov/haggle,dmonakhov/haggle,dmonakhov/haggle,dmonakhov/haggle,dmonakhov/haggle,dmonakhov/haggle,dmonakhov/haggle