⬆️ Bump flask from 2.2.2 to 2.2.3 (#321)

Bumps [flask](https://github.com/pallets/flask) from 2.2.2 to 2.2.3.
- [Release notes](https://github.com/pallets/flask/releases)
- [Changelog](https://github.com/pallets/flask/blob/main/CHANGES.rst)
- [Commits](pallets/flask@2.2.2...2.2.3)

---
updated-dependencies:
- dependency-name: flask
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

docker-images/requirements.txt

@@ -1 +1 @@
-flask==2.2.2
+flask==2.2.3