Fix incorrect ERR log in X11DRV_CreateWindow

[Evan Deaubl]

ChangeLog:
 * Fix ERR log in X11DRV_CreateWindow that prints width instead of height

--- dlls/x11drv/window.c	18 Aug 2004 23:47:48 -0000	1.78
+++ dlls/x11drv/window.c	26 Aug 2004 09:05:35 -0000
@@ -980,7 +980,7 @@
     }
     if (cs->cy > 65535)
     {
-        ERR( "invalid window height %d\n", cs->cx );
+        ERR( "invalid window height %d\n", cs->cy );
         cs->cy = 65535;
     }