[BUILD] (Discovery_Device) fix build
[BUILD] (Discovery_Device) fix build

Change-Id: Iaf5c187159ddedb29284d99f605f0cad4027b936

kradhub/libARDiscovery,niavok/libARDiscovery,kradhub/libARDiscovery,niavok/libARDiscovery,Parrot-Developers/libARDiscovery,Parrot-Developers/libARDiscovery,kradhub/libARDiscovery,kradhub/libARDiscovery,Parrot-Developers/libARDiscovery,niavok/libARDiscovery,Parrot-Developers/libARDiscovery,niavok/libARDiscovery