Bump regex from 1.5.4 to 1.5.5

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](https://github.com/rust-lang/regex/compare/1.5.4...1.5.5)

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

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

Cargo.toml

@@ -122,7 +122,7 @@ pbr = "1"
 prettytable-rs = "0.8"
 qr2term = { version = "0.2", optional = true }
 rand = "0.8"
-regex = "1.3"
+regex = "1.5"
 rpassword = "5"
 serde = "1"
 serde_derive = "1"