build(deps): bump prometheus-client in /log-collector

Bumps [prometheus-client](https://github.com/prometheus/client_python) from 0.20.0 to 0.23.1.
- [Release notes](https://github.com/prometheus/client_python/releases)
- [Commits](prometheus/client_python@v0.20.0...v0.23.1)

---
updated-dependencies:
- dependency-name: prometheus-client
  dependency-version: 0.23.1
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

log-collector/poetry.lock

@@ -7,7 +7,7 @@ authors = ["NVIDIA Corporation <[email protected]>"]
 [tool.poetry.dependencies]
 python = "^3.12"
 click = "^8.1.7"
-prometheus-client = "^0.20.0"
+prometheus-client = "^0.23.1"
 
 [tool.poetry.group.dev.dependencies]
 black = "^24.4.2"