Bump flask from 2.0.3 to 2.2.5

Bumps [flask](https://github.com/pallets/flask) from 2.0.3 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@2.0.3...2.2.5)

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

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

requirements.txt

@@ -1,6 +1,6 @@
 bs4==0.0.1
 Werkzeug==2.2.2
-Flask==2.0.3
+Flask==2.2.5
 flask_compress==1.8.0
 flask-markdown==0.3
 markdown==3.2.1