chore(deps-dev): bump certifi from 2025.4.26 to 2025.6.15

Bumps [certifi](https://github.com/certifi/python-certifi) from 2025.4.26 to 2025.6.15.
- [Commits](certifi/python-certifi@2025.04.26...2025.06.15)

---
updated-dependencies:
- dependency-name: certifi
  dependency-version: 2025.6.15
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

requirements-dev.txt

@@ -8,7 +8,7 @@ azure-core==1.34.0
 azure-identity==1.23.0
 build==1.2.2.post1
 bumpver==2024.1130
-certifi==2025.4.26
+certifi==2025.6.15
 cffi==1.17.1
 charset-normalizer==3.4.2
 click==8.1.8