[DEBUG] Fix bug when discovery get a new unsupported BLE service
[DEBUG] Fix bug when discovery get a new unsupported BLE service

Change-Id: I7da03070828a28410ca0dbbbf2f59fa96c330fdb
Reviewed-on: https://gerrit.parrot.biz/32415
Reviewed-by: Maxime Maitre <e46fe1f9761923e97d4fbff83ab76adb16770b5c@parrot.com>

Parrot-Developers/libARDiscovery,Parrot-Developers/libARDiscovery,Parrot-Developers/libARDiscovery,Parrot-Developers/libARDiscovery