Bump flask from 2.2.5 to 3.0.3

Bumps [flask](https://github.com/pallets/flask) from 2.2.5 to 3.0.3.
- [Release notes](https://github.com/pallets/flask/releases)
- [Changelog](https://github.com/pallets/flask/blob/main/CHANGES.rst)
- [Commits](pallets/flask@2.2.5...3.0.3)

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

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

requirements.txt

@@ -1,4 +1,4 @@
-Flask==2.2.5
+Flask==3.0.3
 jinja2==3.1.4
 Werkzeug~=2.2.3