staging: unisys: fix spacing in timskmod.h macro

Adds in some missing spaces in the max macro in timskmod.h.
Signed-off-by: Benjamin Romer <benjamin.romer@unisys.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/unisys/include/timskmod.h

@@ -155,7 +155,7 @@
 	} while (0)
 
 #ifndef max
-#define max(a, b) (((a) > (b)) ? (a):(b))
+#define max(a, b) (((a) > (b)) ? (a) : (b))
 #endif
 
 static inline struct cdev *cdev_alloc_init(struct module *owner,