tdehwlib: Add a read of the current switch state before invoking

a switchChanged() signal for an EV_SW input event.

This resolves the detection of closing the lid on some hardware.

Signed-off-by: Slávek Banko <slavek.banko@axis.cz>
(cherry picked from commit 8bfa123fb6)

tdecore/tdehw/tdeeventdevice.cpp

@@ -367,6 +367,7 @@ void TDEEventDevice::eventReceived() {
 			emit keyPressed(ev.code, this);
 		}
 		if (ev.type == EV_SW) {
+			internalReadActiveSwitches();
 			emit switchChanged();
 		}
 	}