build: Bump log from 0.4.21 to 0.4.22

Bumps [log](https://github.com/rust-lang/log) from 0.4.21 to 0.4.22.
- [Release notes](https://github.com/rust-lang/log/releases)
- [Changelog](https://github.com/rust-lang/log/blob/master/CHANGELOG.md)
- [Commits](https://github.com/rust-lang/log/compare/0.4.21...0.4.22)

---
updated-dependencies:
- dependency-name: log
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

hypervisor/Cargo.toml

@@ -19,7 +19,7 @@ igvm_defs = { version = "0.3.1", optional = true }
 kvm-bindings = { version = "0.8.1", optional = true, features = ["serde"] }
 kvm-ioctls = { version = "0.17.0", optional = true }
 libc = "0.2.153"
-log = "0.4.21"
+log = "0.4.22"
 mshv-bindings = { git = "https://github.com/rust-vmm/mshv", tag = "v0.2.0", features = [
   "fam-wrappers",
   "with-serde",