smbios: fix checkstyle error

Fixes the following chechpatch -f error:

ERROR: "(foo*)" should be "(foo *)"
+               strncpy((char*)t->uuid, serial_str, sizeof(t->uuid));

Signed-off-by: Christian Gmeiner <christian.gmeiner@gmail.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
diff --git a/lib/smbios.c b/lib/smbios.c
index df3d26b..40c9219 100644
--- a/lib/smbios.c
+++ b/lib/smbios.c
@@ -116,7 +116,7 @@
 	t->manufacturer = smbios_add_string(t->eos, CONFIG_SMBIOS_MANUFACTURER);
 	t->product_name = smbios_add_string(t->eos, CONFIG_SMBIOS_PRODUCT_NAME);
 	if (serial_str) {
-		strncpy((char*)t->uuid, serial_str, sizeof(t->uuid));
+		strncpy((char *)t->uuid, serial_str, sizeof(t->uuid));
 		t->serial_number = smbios_add_string(t->eos, serial_str);
 	}