Bump certifi from 2025.1.31 to 2025.4.26

Bumps [certifi](https://github.com/certifi/python-certifi) from 2025.1.31 to 2025.4.26.
- [Commits](certifi/python-certifi@2025.01.31...2025.04.26)

---
updated-dependencies:
- dependency-name: certifi
  dependency-version: 2025.4.26
  dependency-type: indirect
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

requirements.txt

@@ -23,7 +23,7 @@ bleach[css]==6.1.0
     # via django-markdownify
 cachetools==5.5.2
     # via tox
-certifi==2025.1.31
+certifi==2025.4.26
     # via requests
 chardet==5.2.0
     # via tox