chore(deps): bump regex from 1.6.0 to 1.7.3

Bumps [regex](https://github.com/rust-lang/regex) from 1.6.0 to 1.7.3.
- [Release notes](https://github.com/rust-lang/regex/releases)
- [Changelog](https://github.com/rust-lang/regex/blob/master/CHANGELOG.md)
- [Commits](rust-lang/regex@1.6.0...1.7.3)

---
updated-dependencies:
- dependency-name: regex
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

Cargo.lock

@@ -31,7 +31,7 @@ lazy_static = "1.4"
 minstant = "0.1"
 parking_lot = { version = "0.12", features = ["serde"] }
 rand = "0.8"
-regex = "1.5.6"
+regex = "1.7.3"
 semver = "1.0"
 serde = { version = "1.0", features = ["derive"] }
 serde_json = "1.0"