Bump certifi from 2023.5.7 to 2024.7.4 in /llvm/utils/git

Bumps [certifi](https://github.com/certifi/python-certifi) from 2023.5.7 to 2024.7.4.
- [Commits](certifi/python-certifi@2023.05.07...2024.07.04)

---
updated-dependencies:
- dependency-name: certifi
  dependency-type: indirect
...

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

llvm/utils/git/requirements.txt

@@ -4,7 +4,7 @@
 #
 #    pip-compile --output-file=requirements.txt requirements.txt.in
 #
-certifi==2023.5.7
+certifi==2024.7.4
     # via requests
 cffi==1.15.1
     # via pynacl