Bump certifi from 2023.11.17 to 2024.7.4 in /requirements

Bumps [certifi](https://github.com/certifi/python-certifi) from 2023.11.17 to 2024.7.4.
- [Commits](certifi/python-certifi@2023.11.17...2024.07.04)

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

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

Author: dependabot[bot]

requirements/requirements.txt

@@ -22,7 +22,7 @@ bump2version==1.0.1
     # via -r requirements.in
 cartopy==0.22.0
     # via -r requirements.in
-certifi==2023.11.17
+certifi==2024.7.4
     # via
     #   pyproj
     #   requests