Bump certifi from 2024.2.2 to 2024.7.4 in /admin (#71)

Bumps [certifi](https://github.com/certifi/python-certifi) from 2024.2.2 to 2024.7.4.
- [Commits](certifi/python-certifi@2024.02.02...2024.07.04)

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

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

admin/requirements.txt

@@ -18,7 +18,7 @@ apscheduler==3.10.4
     # via portr-admin
 asyncpg==0.29.0
     # via tortoise-orm
-certifi==2024.2.2
+certifi==2024.7.4
     # via httpcore
     # via httpx
 click==8.1.7