update readme for third party project usage for advanced protobuf loader

README.md

@@ -36,6 +36,7 @@ This repo relies on the following third-party projects:
   - [pires/go-proxyproto](https://github.com/pires/go-proxyproto)
   - [seiflotfy/cuckoofilter](https://github.com/seiflotfy/cuckoofilter)
   - [google/starlark-go](https://github.com/google/starlark-go)
+  - [jhump/protoreflect](https://github.com/jhump/protoreflect)
 - For testing only:
   - [miekg/dns](https://github.com/miekg/dns)
   - [h12w/socks](https://github.com/h12w/socks)