Bump chrono from 0.4.29 to 0.4.30 in /ql

Bumps [chrono](https://github.com/chronotope/chrono) from 0.4.29 to 0.4.30.
- [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/v0.4.29...v0.4.30)

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

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

ql/buramu/Cargo.toml

@@ -7,6 +7,6 @@ edition = "2018"
 
 [dependencies]
 lazy_static = "1.4.0"
-chrono = "0.4.29"
+chrono = "0.4.30"
 rayon = "1.7.0"
 regex = "1.9.5"