chore(deps): bump clap_mangen from 0.2.18 to 0.2.20 (#374)

Bumps [clap_mangen](https://github.com/clap-rs/clap) from 0.2.18 to 0.2.20.
- [Release notes](https://github.com/clap-rs/clap/releases)
- [Changelog](https://github.com/clap-rs/clap/blob/master/CHANGELOG.md)
- [Commits](https://github.com/clap-rs/clap/compare/clap_mangen-v0.2.18...clap_mangen-v0.2.20)

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

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

Cargo.lock

@@ -371,9 +371,9 @@ checksum = "98cc8fbded0c607b7ba9dd60cd98df59af97e84d24e49c8557331cfc26d301ce"
 
 [[package]]
 name = "clap_mangen"
-version = "0.2.18"
+version = "0.2.20"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "43144ab702c764b0a3ecda5ecd2aba2e6874d8de4b9f56930bbb1e88fcecd84a"
+checksum = "e1dd95b5ebb5c1c54581dd6346f3ed6a79a3eef95dd372fc2ac13d535535300e"
 dependencies = [
  "clap",
  "roff",

Cargo.toml

@@ -65,7 +65,7 @@ anyhow = "1.0.80"
 clap = { version = "4.5.1", features = ["derive"] }
 clap-verbosity-flag = "2.1.2"
 clap_complete = "4.4.9"
-clap_mangen = "0.2.18"
+clap_mangen = "0.2.20"
 derivative = "2.2.0"
 strum = { version = "0.26.1", features = ["derive"] }