Bump regex from 1.5.5 to 1.5.6

Bumps [regex](https://github.com/rust-lang/regex) from 1.5.5 to 1.5.6.
- [Release notes](https://github.com/rust-lang/regex/releases)
- [Changelog](https://github.com/rust-lang/regex/blob/master/CHANGELOG.md)
- [Commits](rust-lang/regex@1.5.5...1.5.6)

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

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

Author: dependabot[bot]

Cargo.lock

@@ -32,7 +32,7 @@ os_info = "3.3.0"
 detect-indent = { git = "https://github.com/stefanpenner/detect-indent-rs", branch = "master" }
 envoy = "0.1.3"
 mockito = { version = "0.31.0", optional = true }
-regex = "1.5.5"
+regex = "1.5.6"
 dirs = "4.0.0"
 sha-1 = "0.10.0"
 hex = "0.4.3"