Bump regex from 1.5.4 to 1.5.5 (#215)

Bumps [regex](https://github.com/rust-lang/regex) from 1.5.4 to 1.5.5.
- [Release notes](https://github.com/rust-lang/regex/releases)
- [Changelog](https://github.com/rust-lang/regex/blob/master/CHANGELOG.md)
- [Commits](rust-lang/regex@1.5.4...1.5.5)

---
updated-dependencies:
- dependency-name: regex
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <[email protected]>

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

Author: dependabot[bot]

Cargo.lock

@@ -49,7 +49,7 @@ futures = "0.3"
 tokio = { version = "1", features = ["full"] }
 tokio-util = { version = "0.6", features = ["codec"] }
 lazy_static = "1.4.0"
-regex = "1.3"
+regex = "1.5"
 serde = "1.0"
 serde_derive = "1.0"
 serde_yaml = "0.8"