Cargo.lock: bump dependencies

[tarcieri]

Bumps the following dependencies:

$ cargo update
Updating crates.io index
Updating cpufeatures v0.2.8 -> v0.2.9
Updating libc v0.2.146 -> v0.2.147
Updating num-traits v0.2.15 -> v0.2.16
Updating pbkdf2 v0.12.1 -> v0.12.2
Updating postcard v1.0.4 -> v1.0.6
Updating proc-macro2 v1.0.60 -> v1.0.66
Updating quote v1.0.28 -> v1.0.32
Updating scopeguard v1.1.0 -> v1.2.0
Updating semver v1.0.17 -> v1.0.18
Updating serde v1.0.164 -> v1.0.175
Updating serde_derive v1.0.164 -> v1.0.175
Updating syn v2.0.18 -> v2.0.27
Updating unicode-ident v1.0.9 -> v1.0.11