Bump prometheus-client from 0.22.3 to 0.23.0 (#543)

Bumps [prometheus-client](https://github.com/prometheus/client_rust) from 0.22.3 to 0.23.0.
- [Release notes](https://github.com/prometheus/client_rust/releases)
- [Changelog](https://github.com/prometheus/client_rust/blob/master/CHANGELOG.md)
- [Commits](prometheus/client_rust@v0.22.3...v0.23.0)

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

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

Cargo.toml

@@ -93,7 +93,7 @@ version = "0.4.0"
 version = "0.10.68"
 
 [dependencies.prometheus-client]
-version = "0.22.3"
+version = "0.23.0"
 
 [dependencies.rsvici]
 version = "0.1.1"