Bump certifi from 2023.7.22 to 2024.7.4 in /cla-backend

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]>

Author: dependabot[bot]

cla-backend/requirements.txt

@@ -5,7 +5,7 @@ attrs==19.3.0
 beautifulsoup4==4.8.1
 boto3==1.22.1
 botocore==1.25.11
-certifi==2023.7.22
+certifi==2024.7.4
 chardet==3.0.4
 colorama==0.4.3
 coverage==4.5.4