Bump flask from 2.0.2 to 2.3.2 (#59)

Bumps [flask](https://github.com/pallets/flask) from 2.0.2 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@2.0.2...2.3.2)

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

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

requirements.txt

@@ -1,5 +1,5 @@
 email_validator==1.1.3
-Flask==2.0.2
+Flask==2.3.2
 Flask_SocketIO==5.1.1
 Pillow==9.3.0
 Werkzeug==2.0.2