Update README.md

Co-authored-by: Marten Seemann <[email protected]>

Author: bt90

README.md

@@ -9,7 +9,7 @@
 [![Code Coverage](https://img.shields.io/codecov/c/github/lucas-clemente/quic-go/master.svg?style=flat-square)](https://codecov.io/gh/lucas-clemente/quic-go/)
 
 quic-go is an implementation of the [QUIC protocol, RFC 9000](https://datatracker.ietf.org/doc/html/rfc9000) protocol in Go.
-In addition to RFC 9000, it currently implements the [IETF QUIC draft-29](https://tools.ietf.org/html/draft-ietf-quic-transport-29). Support for draft versions will be eventually be dropped, as these are phased out of the ecosystem.
+In addition to RFC 9000, it currently implements the [IETF QUIC draft-29](https://tools.ietf.org/html/draft-ietf-quic-transport-29). Support for draft-29 will eventually be dropped, as it is phased out of the ecosystem.
 
 ## Guides