feat(ohos) build har package (#1440)

Co-authored-by: niuhuan <20847533+niuhuan@users.noreply.github.com>
Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

easytier-contrib/easytier-ohrs/build.rs

@@ -1,3 +1,3 @@
-fn main () {
+fn main() {
     napi_build_ohos::setup();
-}
+}