chore(deps): update alembic requirement in /bots/gsbot

Updates the requirements on [alembic](https://github.com/sqlalchemy/alembic) to permit the latest version.
- [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-version: 1.16.5
  dependency-type: direct:production
...

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

Author: dependabot[bot]

bots/gsbot/requirements.txt

@@ -4,7 +4,7 @@ python-dotenv>=1.0.0
 
 # Database
 sqlalchemy>=2.0.23
-alembic>=1.13.1
+alembic>=1.16.5
 
 # Data Processing
 pandas>=2.1.4