The following crates were _not_ upgraded to avoid having multiple
versions of the same crate in the dependency tree:
* tokio-tungstenite v0.10.1 -> v0.11.0
* swc_common v0. 8.0 -> v0. 9.1
* swc_ecmascript v0. 1.0 -> v0. 3.0
* webpki-roots v0.19.0 -> v0.20.0
* nix v0.17.0 -> v0.18.0