Bump flask-sqlalchemy from 3.1.0 to 3.1.1

Bumps [flask-sqlalchemy](https://github.com/pallets-eco/flask-sqlalchemy) from 3.1.0 to 3.1.1.
- [Release notes](https://github.com/pallets-eco/flask-sqlalchemy/releases)
- [Changelog](https://github.com/pallets-eco/flask-sqlalchemy/blob/main/CHANGES.rst)
- [Commits](pallets-eco/flask-sqlalchemy@3.1.0...3.1.1)

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

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

src/requirements.txt

@@ -1,6 +1,6 @@
 Flask==2.3.3
 Flask-Migrate==4.0.4
-Flask-SQLAlchemy==3.1.0
+Flask-SQLAlchemy==3.1.1
 Flask-WTF==1.1.1
 psycopg2==2.9.7
 python-dotenv==0.21.1 # Pinned lower due to docker-compose incompatibility