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

Updates the requirements on [pytest](https://github.com/pytest-dev/pytest) to permit the latest version.
- [Release notes](https://github.com/pytest-dev/pytest/releases)
- [Changelog](https://github.com/pytest-dev/pytest/blob/main/CHANGELOG.rst)
- [Commits](pytest-dev/pytest@7.4.3...8.4.2)

---
updated-dependencies:
- dependency-name: pytest
  dependency-version: 8.4.2
  dependency-type: direct:production
...

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

Author: dependabot[bot]

bots/gsbot/requirements.txt

@@ -18,7 +18,7 @@ requests>=2.31.0
 cachetools>=5.3.2
 
 # Testing
-pytest>=7.4.3
+pytest>=8.4.2
 pytest-asyncio>=0.21.1
 pytest-cov>=7.1.0
 pytest-mock>=3.12.0