Bump chrono from 0.4.26 to 0.4.27 (#1286)

Bumps [chrono](https://github.com/chronotope/chrono) from 0.4.26 to 0.4.27.
- [Release notes](https://github.com/chronotope/chrono/releases)
- [Changelog](https://github.com/chronotope/chrono/blob/main/CHANGELOG.md)
- [Commits](https://github.com/chronotope/chrono/compare/v0.4.26...v0.4.27)

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

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

substrate/client/tracing/Cargo.toml

@@ -15,7 +15,7 @@ targets = ["x86_64-unknown-linux-gnu"]
 [dependencies]
 ansi_term = "0.12.1"
 atty = "0.2.13"
-chrono = "0.4.19"
+chrono = "0.4.27"
 lazy_static = "1.4.0"
 libc = "0.2.121"
 log = { version = "0.4.17" }