staging: wilc1000: remove WILC_Sint64

remove unused WILC_Sint64.
Signed-off-by: Chaehyun Lim <chaehyun.lim@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/wilc1000/wilc_oswrapper.h

@@ -13,9 +13,6 @@
 /* OS Wrapper interface version */
 #define WILC_OSW_INTERFACE_VER 2
 
-/* Integer Types */
-typedef signed long long WILC_Sint64;
-
 /* Boolean type */
 typedef enum {
 	WILC_FALSE = 0,