Bump flask from 3.0.3 to 3.1.0

Bumps [flask](https://github.com/pallets/flask) from 3.0.3 to 3.1.0.
- [Release notes](https://github.com/pallets/flask/releases)
- [Changelog](https://github.com/pallets/flask/blob/main/CHANGES.rst)
- [Commits](pallets/flask@3.0.3...3.1.0)

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

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

requirements.mysql.txt

@@ -7,7 +7,7 @@ charset-normalizer==3.4.0
 click==8.1.7
 cryptography==43.0.3
 cssmin==0.2.0
-Flask==3.0.3
+Flask==3.1.0
 Flask-Alembic==3.1.1
 Flask-APScheduler==1.13.1
 Flask-Assets==2.1.0

requirements.txt

@@ -7,7 +7,7 @@ charset-normalizer==3.4.0
 click==8.1.7
 cryptography==43.0.3
 cssmin==0.2.0
-Flask==3.0.3
+Flask==3.1.0
 Flask-Alembic==3.1.1
 Flask-APScheduler==1.13.1
 Flask-Assets==2.1.0