staging: unisys: visorchipset.c fixed spacing around operator

This patch fixes checkpatch.pl warning for visorchipset.c

CHECK: spaces preferred around that '*' (ctx:VxV)
+#define MAX_CONTROLVM_PAYLOAD_BYTES (1024*128)
Signed-off-by: Bhaktipriya Shridhar <bhaktipriya96@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/unisys/visorbus/visorchipset.c

@@ -43,7 +43,7 @@
 #define POLLJIFFIES_CONTROLVMCHANNEL_FAST   1
 #define POLLJIFFIES_CONTROLVMCHANNEL_SLOW 100
 
-#define MAX_CONTROLVM_PAYLOAD_BYTES (1024*128)
+#define MAX_CONTROLVM_PAYLOAD_BYTES (1024 * 128)
 
 #define VISORCHIPSET_MMAP_CONTROLCHANOFFSET	0x00000000