Fill xattrs in SCHILY only

Do not fill xattr in LIBARCHIVE.xattr because gnutar
can not recognize it and gnutar print warnings when untar.
Fill it in SCHILY.xattr is enough.
Signed-off-by: NWangFengTu <wangfengtu@huawei.com>

src/utils/tar/util_archive.c

@@ -513,6 +513,7 @@ static int tar_all(int fd)
 
     w = archive_write_new();
     archive_write_set_format_pax(w);
+    archive_write_set_options(w, "xattrheader=SCHILY");
     ret = archive_write_open_fd(w, fd);
     if (ret != ARCHIVE_OK) {
         ERROR("open archive write failed: %s", archive_error_string(w));