Bump flask from 0.12.5 to 2.2.5

Bumps [flask](https://github.com/pallets/flask) from 0.12.5 to 2.2.5.
- [Release notes](https://github.com/pallets/flask/releases)
- [Changelog](https://github.com/pallets/flask/blob/main/CHANGES.rst)
- [Commits](pallets/flask@0.12.5...2.2.5)

---
updated-dependencies:
- dependency-name: flask
  dependency-version: 2.2.5
  dependency-type: direct:production
...

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

Author: dependabot[bot]

requirements.txt

@@ -1,5 +1,5 @@
 pyyaml
-flask==0.12.5
+flask==2.2.5
 urllib3
 jinja2==3.0.3
 itsdangerous==2.0.1