staging: wilc1000: remove WILC_OSW_INTERFACE_VER define

This patch removes WILC_OSW_INTERFACE_VER define that is not used
anywhere.
Signed-off-by: Chaehyun Lim <chaehyun.lim@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/wilc1000/wilc_oswrapper.h

@@ -10,8 +10,6 @@
  *  @version	1.0
  */
 
-/* OS Wrapper interface version */
-#define WILC_OSW_INTERFACE_VER 2
 
 /* Os Configuration File */
 #include "wilc_platform.h"