arm64: ZIP:Fix static check warning

driver inclusion
category: bugfix
bugzilla: 13683
CVE: NA

-------------------------------------------------

Fix static check warning for zip module

Feature or Bugfix:Bugfix
Signed-off-by: Ntanshukun (A) <tanshukun1@huawei.com>
Reviewed-by: Nwangzhou <wangzhou1@hisilicon.com>
Signed-off-by: NMingqiang Ling <lingmingqiang@huawei.com>
Reviewed-by: NXie XiuQi <xiexiuqi@huawei.com>
Signed-off-by: NYang Yingliang <yangyingliang@huawei.com>

drivers/crypto/hisilicon/zip/zip_crypto.c

@@ -18,7 +18,7 @@
 
 #define GZIP_HEAD_FLG_SHIFT			3
 #define GZIP_HEAD_FEXTRA_SHIFT			10
-#define GZIP_HEAD_FEXTRA_XLEN			2
+#define GZIP_HEAD_FEXTRA_XLEN			2UL
 
 #define HZIP_ZLIB_HEAD_SIZE			2
 #define HZIP_GZIP_HEAD_SIZE			10