module: zcommon: zprop: fix unused, remove argsused

Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Signed-off-by: Ahelenia Ziemiańska <nabijaczleweli@nabijaczleweli.xyz>
Closes #12844

module/zcommon/zprop_common.c

@@ -83,6 +83,7 @@ zfs_mod_supported_prop(const char *name, zfs_type_t type,
  * tree, but this has not been done yet.
  */
 #if defined(_KERNEL) || defined(LIB_ZPOOL_BUILD) || defined(__FreeBSD__)
+	(void) name, (void) type, (void) sfeatures;
 	return (B_TRUE);
 #else
 	return (zfs_mod_supported(type == ZFS_TYPE_POOL ?