Kernel: "Recognize" USB wireless controllers

Apparently USB device descriptor is allowed to have class
WirelessController if and only if it is a bluetooth controller(?) :D Now
we print ENOTSUP instead of EINVAL when encountering these

kernel/include/kernel/USB/Definitions.h

@@ -30,6 +30,7 @@ namespace Kernel
 			Hub                        = 0x09,
 			BillboardDeviceClass       = 0x11,
 			DiagnosticDevice           = 0xDC,
+			WirelessController         = 0xE0,
 			Miscellaneous              = 0xEF,
 			VendorSpecific             = 0xFF,
 		};

kernel/kernel/USB/Device.cpp

@@ -134,6 +134,9 @@ namespace Kernel
 				case USB::DeviceBaseClass::DiagnosticDevice:
 					dprintln_if(DEBUG_USB, "Found DiagnosticDevice device");
 					return BAN::Error::from_errno(ENOTSUP);
+				case USB::DeviceBaseClass::WirelessController:
+					dprintln_if(DEBUG_USB, "Found WirelessController device");
+					return BAN::Error::from_errno(ENOTSUP);
 				case USB::DeviceBaseClass::Miscellaneous:
 					dprintln_if(DEBUG_USB, "Found Miscellaneous device");
 					return BAN::Error::from_errno(ENOTSUP);