staging: nvec: Remove unneeded comment

Remove this comment as it does not have a meaning here.
Signed-off-by: Janani Ravichandran <janani.rvchndrn@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/nvec/nvec.c

@@ -14,8 +14,6 @@
  *
  */
 
-/* #define DEBUG */
-
 #include <linux/kernel.h>
 #include <linux/module.h>
 #include <linux/atomic.h>