Fix submodule target path in the server Makefile.
Fix submodule target path in the server Makefile.

Signed-off-by: Jérôme Benoit <af438baec1ce9a31723d00aba46e96d4bbfe3312@grenouille.com>

hakan42/fadecandy,fragmede/fadecandy,jsestrich/fadecandy,scanlime/fadecandy,adam-back/fadecandy,jsestrich/fadecandy,poe/fadecandy,lincomatic/fadecandy,fragmede/fadecandy,nomis52/fadecandy,piers7/fadecandy,poe/fadecandy,Protoneer/fadecandy,poe/fadecandy,nomis52/fadecandy,pixelmatix/fadecandy,jsestrich/fadecandy,nomis52/fadecandy,pixelmatix/fadecandy,PimentNoir/fadecandy,Protoneer/fadecandy,fragmede/fadecandy,PimentNoir/fadecandy,fragmede/fadecandy,scanlime/fadecandy,Jorgen-VikingGod/fadecandy,PimentNoir/fadecandy,Jorgen-VikingGod/fadecandy,poe/fadecandy,poe/fadecandy,Protoneer/fadecandy,hakan42/fadecandy,lincomatic/fadecandy,piers7/fadecandy,lincomatic/fadecandy,adam-back/fadecandy,jsestrich/fadecandy,scanlime/fadecandy,jsestrich/fadecandy,fragmede/fadecandy,nomis52/fadecandy,Jorgen-VikingGod/fadecandy,adam-back/fadecandy,poe/fadecandy,adam-back/fadecandy,piers7/fadecandy,poe/fadecandy,lincomatic/fadecandy,Protoneer/fadecandy,hakan42/fadecandy,nomis52/fadecandy,hakan42/fadecandy,fragmede/fadecandy,PimentNoir/fadecandy,adam-back/fadecandy,scanlime/fadecandy,nomis52/fadecandy,PimentNoir/fadecandy,poe/fadecandy,fragmede/fadecandy,lincomatic/fadecandy,lincomatic/fadecandy,pixelmatix/fadecandy,lincomatic/fadecandy,pixelmatix/fadecandy,Jorgen-VikingGod/fadecandy,fragmede/fadecandy,pixelmatix/fadecandy,hakan42/fadecandy,PimentNoir/fadecandy,nomis52/fadecandy,nomis52/fadecandy,piers7/fadecandy,scanlime/fadecandy,lincomatic/fadecandy,scanlime/fadecandy,Protoneer/fadecandy,piers7/fadecandy,Jorgen-VikingGod/fadecandy