xkb: sed True -> TRUE and False -> FALSE

Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
Reviewed-by: Dan Nicholson <dbn.lists@gmail.com>
Reviewed-by: Daniel Stone <daniel@fooishbar.org>

include/xkbsrv.h

@@ -309,11 +309,6 @@ extern	_X_EXPORT int	DeviceButtonPress,DeviceButtonRelease;
 
 #define	Status		int
 
-#ifndef True
-#define	True	TRUE
-#define	False	FALSE
-#endif
-
 extern _X_EXPORT void XkbUseMsg(
     void
 );