Bump prometheus-flask-exporter from 0.22.3 to 0.22.4 (#87)

Bumps [prometheus-flask-exporter](https://github.com/rycus86/prometheus_flask_exporter) from 0.22.3 to 0.22.4.
- [Release notes](https://github.com/rycus86/prometheus_flask_exporter/releases)
- [Commits](rycus86/prometheus_flask_exporter@0.22.3...0.22.4)

---
updated-dependencies:
- dependency-name: prometheus-flask-exporter
  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>

Pipfile

@@ -7,7 +7,7 @@ name = "pypi"
 flask = "==2.3.2"
 flask-wtf = "==1.1.1"
 numpy = "==1.24.1"
-prometheus-flask-exporter = "==0.22.3"
+prometheus-flask-exporter = "==0.22.4"
 scikit-learn = "==1.1.3"
 
 [dev-packages]