mod_devicetable: add space before */

Match the style of the other one-line comments.
Signed-off-by: Frans Klaver <fransklaver@gmail.com>
Reviewed-by: Hannes Reinecke <hare@suse.com>
Signed-off-by: Jiri Kosina <jkosina@suse.com>

include/linux/mod_devicetable.h

@@ -253,7 +253,7 @@ struct pcmcia_device_id {
 
 	__u32 		prod_id_hash[4];
 
-	/* not matched against in kernelspace*/
+	/* not matched against in kernelspace */
 	const char *	prod_id[4];
 
 	/* not matched against */