Bump yamux

Author: michaelsproul

Cargo.lock

@@ -279,7 +279,6 @@ debug = true
 
 [patch.crates-io]
 quick-protobuf = { git = "https://github.com/sigp/quick-protobuf.git", rev = "87c4ccb9bb2af494de375f5f6c62850badd26304" }
-yamux = { git = "https://github.com/sigp/rust-yamux", rev = "29efa6aebd4bdfcb16bfb21969ec0c785e570b74" }
 
 [patch."https://github.com/libp2p/rust-libp2p.git"]
 libp2p = { git = "https://github.com/sigp/rust-libp2p.git", rev = "f88e43de9eba00b416d0374b1a1fb2de47b65864" }