tdehwlib: Add a rule for classifying parport device

Signed-off-by: Slávek Banko <slavek.banko@axis.cz>
(cherry picked from commit eb6f8213d4)

tdecore/tdehw/tdehardwaredevices.cpp

@@ -2196,7 +2196,8 @@ TDEGenericDevice* TDEHardwareDevices::classifyUnknownDevice(udev_device* dev, TD
 				if (!device) device = new TDEGenericDevice(TDEGenericDeviceType::Serial);
 			}
 		}
-		if (devicesubsystem == "ppdev") {
+		if ((devicesubsystem == "ppdev")
+			|| (devicesubsystem == "parport")) {
 			if (!device) device = new TDEGenericDevice(TDEGenericDeviceType::Parallel);
 		}
 		if (devicesubsystem == "printer") {