community/wacomtablet: disable broken X11 tests

I swear I did this already but I guess it got lost somewhere...

community/wacomtablet/APKBUILD

@@ -50,7 +50,7 @@ build() {
 }
 
 check() {
-	xwfb-run -- ctest --test-dir build -E "Test.KDED.DBusTabletService"
+	xwfb-run -- ctest --test-dir build -E "Test.KDED.(DBusTabletService|XInputAdaptor|XsetWacomAdaptor)"
 }
 
 package() {