chore(deps): bump structlog from 24.1.0 to 24.2.0 in /metrics-exporter

Bumps [structlog](https://github.com/hynek/structlog) from 24.1.0 to 24.2.0.
- [Release notes](https://github.com/hynek/structlog/releases)
- [Changelog](https://github.com/hynek/structlog/blob/main/CHANGELOG.md)
- [Commits](hynek/structlog@24.1.0...24.2.0)

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

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

metrics-exporter/requirements.txt

@@ -1,4 +1,4 @@
 prometheus-client==0.20.0
-structlog==24.1.0
+structlog==24.2.0
 celery==5.4.0
 redis==5.0.4