Fix mention of compress library in README.md

Author: nhooyr

Diff for: README.md

@@ -112,7 +112,7 @@ Advantages of nhooyr.io/websocket:
   - Gorilla's implementation is slower and uses [unsafe](https://golang.org/pkg/unsafe/).
 - Full [permessage-deflate](https://tools.ietf.org/html/rfc7692) compression extension support
   - Gorilla only supports no context takeover mode
-  - We use a vendored [klauspost/compress](https://github.com/klauspost/compress) for much lower memory usage ([gorilla/websocket#203](https://github.com/gorilla/websocket/issues/203))
+  - We use [klauspost/compress](https://github.com/klauspost/compress) for much lower memory usage ([gorilla/websocket#203](https://github.com/gorilla/websocket/issues/203))
 - [CloseRead](https://pkg.go.dev/nhooyr.io/websocket#Conn.CloseRead) helper ([gorilla/websocket#492](https://github.com/gorilla/websocket/issues/492))
 - Actively maintained ([gorilla/websocket#370](https://github.com/gorilla/websocket/issues/370))