chore(deps): bump certifi from 2025.1.31 to 2025.4.26 in /hack/api-docs (#4717)

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

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

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

hack/api-docs/requirements.txt

@@ -1,5 +1,5 @@
 Babel==2.17.0
-certifi==2025.1.31
+certifi==2025.4.26
 charset-normalizer==3.4.1
 click==8.1.8
 colorama==0.4.6