Bump prometheus-client from 0.15.0 to 0.16.0 (#14995)

* Bump prometheus-client from 0.15.0 to 0.16.0

Bumps [prometheus-client](https://github.com/prometheus/client_python) from 0.15.0 to 0.16.0.
- [Release notes](https://github.com/prometheus/client_python/releases)
- [Commits](https://github.com/prometheus/client_python/compare/v0.15.0...v0.16.0)

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

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

* Changelog

---------

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

changelog.d/14995.misc

@@ -0,0 +1 @@
+Bump prometheus-client from 0.15.0 to 0.16.0.

poetry.lock

@@ -1436,14 +1436,14 @@ test = ["appdirs (==1.4.4)", "pytest (>=6)", "pytest-cov (>=2.7)", "pytest-mock
 
 [[package]]
 name = "prometheus-client"
-version = "0.15.0"
+version = "0.16.0"
 description = "Python client for the Prometheus monitoring system."
 category = "main"
 optional = false
 python-versions = ">=3.6"
 files = [
-    {file = "prometheus_client-0.15.0-py3-none-any.whl", hash = "sha256:db7c05cbd13a0f79975592d112320f2605a325969b270a94b71dcabc47b931d2"},
-    {file = "prometheus_client-0.15.0.tar.gz", hash = "sha256:be26aa452490cfcf6da953f9436e95a9f2b4d578ca80094b4458930e5f584ab1"},
+    {file = "prometheus_client-0.16.0-py3-none-any.whl", hash = "sha256:0836af6eb2c8f4fed712b2f279f6c0a8bbab29f9f4aa15276b91c7cb0d1616ab"},
+    {file = "prometheus_client-0.16.0.tar.gz", hash = "sha256:a03e35b359f14dd1630898543e2120addfdeacd1a6069c1367ae90fd93ad3f48"},
 ]
 
 [package.extras]