Bump black from 23.3.0 to 24.3.0 in /requirements (#17)

Bumps [black](https://github.com/psf/black) from 23.3.0 to 24.3.0.
- [Release notes](https://github.com/psf/black/releases)
- [Changelog](https://github.com/psf/black/blob/main/CHANGES.md)
- [Commits](psf/black@23.3.0...24.3.0)

---
updated-dependencies:
- dependency-name: black
  dependency-type: direct:development
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

requirements/dev.txt

@@ -5,7 +5,7 @@ alembic==1.10.4
 anyio==3.6.2
 asyncpg==0.27.0
 bcrypt==4.0.1
-black==23.3.0
+black==24.3.0
 certifi==2023.7.22
 cffi==1.15.1
 cfgv==3.3.1