build(deps): bump certifi from 2023.7.22 to 2024.7.4 in /docs

Bumps [certifi](https://github.com/certifi/python-certifi) from 2023.7.22 to 2024.7.4.
- [Commits](certifi/python-certifi@2023.07.22...2024.07.04)

---
updated-dependencies:
- dependency-name: certifi
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <[email protected]>

docs/requirements.txt

@@ -3,7 +3,7 @@ attrs==23.1.0 ; python_version >= "3.8" and python_version < "4.0"
 autorepr==0.3.0 ; python_version >= "3.8" and python_version < "4.0"
 babel==2.13.0 ; python_version >= "3.8" and python_version < "4.0"
 cattrs==23.1.2 ; python_version >= "3.8" and python_version < "4.0"
-certifi==2023.7.22 ; python_version >= "3.8" and python_version < "4.0"
+certifi==2024.7.4 ; python_version >= "3.8" and python_version < "4.0"
 charset-normalizer==3.3.0 ; python_version >= "3.8" and python_version < "4.0"
 click==8.1.7 ; python_version >= "3.8" and python_version < "4.0"
 colorama==0.4.6 ; python_version >= "3.8" and python_version < "4.0" and (platform_system == "Windows" or sys_platform == "win32")