Update SCsub file for /servers/ folder

servers/SCsub

@@ -11,8 +11,6 @@ SConscript('physics/SCsub')
 SConscript('physics_2d/SCsub')
 SConscript('visual/SCsub')
 SConscript('audio/SCsub')
-SConscript('spatial_sound/SCsub')
-SConscript('spatial_sound_2d/SCsub')
 
 lib = env.Library("servers", env.servers_sources)