chore(deps): bump alembic from 1.13.2 to 1.14.0 in /backend

Bumps [alembic](https://github.com/sqlalchemy/alembic) from 1.13.2 to 1.14.0.
- [Release notes](https://github.com/sqlalchemy/alembic/releases)
- [Changelog](https://github.com/sqlalchemy/alembic/blob/main/CHANGES)
- [Commits](https://github.com/sqlalchemy/alembic/commits)

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

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

backend/requirements.txt

@@ -17,7 +17,7 @@ aiocache
 aiofiles
 
 sqlalchemy==2.0.32
-alembic==1.13.2
+alembic==1.14.0
 peewee==3.17.6
 peewee-migrate==1.12.2
 psycopg2-binary==2.9.9