Bump flask from 3.0.3 to 3.1.0 (#543)

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

Author: dependabot[bot]

poetry.lock

@@ -14,7 +14,7 @@ bootstrap-flask = "2.4.1"
 boto3 = "1.35.53"
 cachetools = "5.5.0"
 email-validator = "2.2.0"
-flask = "3.0.3"
+flask = "3.1.0"
 flask-compress = "1.14"
 flask-limiter = "3.8.0"
 flask-login = "0.6.3"