Bump flask from 2.0.0 to 2.3.2

Bumps [flask](https://github.com/pallets/flask) from 2.0.0 to 2.3.2.
- [Release notes](https://github.com/pallets/flask/releases)
- [Changelog](https://github.com/pallets/flask/blob/main/CHANGES.rst)
- [Commits](pallets/flask@2.0.0...2.3.2)

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

Signed-off-by: dependabot[bot] <support@github.com>

requirements.txt

@@ -6,7 +6,7 @@
 # archivy/extensions.py: 6
 # archivy/models.py: 13
 # archivy/routes.py: 7
-Flask == 2.0.0
+Flask == 2.3.2
 werkzeug == 2.0.3
 jinja2 == 3.0.0