add jeroenrinzema/psql-wire (#4564)

* add jeroenrinzema/psql-wire

* chore: rephrase description

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Co-authored-by: Yassine Benaid <yassinebenaide3@gmail.com>

README.md

@@ -2026,6 +2026,7 @@ _Libraries for working with various layers of the network._
 - [packet](https://github.com/aerogo/packet) - Send packets over TCP and UDP. It can buffer messages and hot-swap connections if needed.
 - [peerdiscovery](https://github.com/schollz/peerdiscovery) - Pure Go library for cross-platform local peer discovery using UDP multicast.
 - [portproxy](https://github.com/aybabtme/portproxy) - Simple TCP proxy which adds CORS support to API's which don't support it.
+- [psql-wire](https://github.com/jeroenrinzema/psql-wire) - PostgreSQL server wire protocol. Build your own server and start serving connections..
 - [publicip](https://github.com/polera/publicip) - Package publicip returns your public facing IPv4 address (internet egress).
 - [quic-go](https://github.com/lucas-clemente/quic-go) - An implementation of the QUIC protocol in pure Go.
 - [raw](https://github.com/mdlayher/raw) - Package raw enables reading and writing data at the device driver level for a network interface.