Bump log from 0.4.20 to 0.4.21 (#854)

Bumps [log](https://github.com/rust-lang/log) from 0.4.20 to 0.4.21.
- [Release notes](https://github.com/rust-lang/log/releases)
- [Changelog](https://github.com/rust-lang/log/blob/master/CHANGELOG.md)
- [Commits](rust-lang/log@0.4.20...0.4.21)

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

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Cargo.toml

@@ -42,7 +42,7 @@ fastrand = "2.0.1"
 futures-lite = "2.2.0"
 git-version = "0.3.9"
 janus_messages = "0.6.18"
-log = "0.4.20"
+log = "0.4.21"
 opentelemetry = { version = "0.22.0", features = ["metrics", "logs"] }
 opentelemetry-prometheus = { version = "0.15.0", features = [
         "prometheus-encoding",

client/Cargo.toml

@@ -23,7 +23,7 @@ trillium-http = "0.3.14"
 url = { version = "2.5.0", features = ["serde"] }
 uuid = { version = "1.7.0", features = ["v4", "fast-rng", "serde"] }
 time = { version = "0.3.34", features = ["serde", "serde-well-known"] }
-log = "0.4.20"
+log = "0.4.21"
 pad-adapter = "0.1.1"
 janus_messages = "0.6.18"