chore(deps): bump urllib3 from 2.5.0 to 2.6.0

Bumps [urllib3](https://github.com/urllib3/urllib3) from 2.5.0 to 2.6.0.
- [Release notes](https://github.com/urllib3/urllib3/releases)
- [Changelog](https://github.com/urllib3/urllib3/blob/main/CHANGES.rst)
- [Commits](https://github.com/urllib3/urllib3/compare/2.5.0...2.6.0)

---
updated-dependencies:
- dependency-name: urllib3
  dependency-version: 2.6.0
  dependency-type: direct:production
...

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

release-requirements.txt

@@ -35,6 +35,6 @@ setuptools==80.9.0
 six==1.17.0
 tqdm==4.67.1
 twine==6.2.0
-urllib3==2.5.0
+urllib3==2.6.0
 webencodings==0.5.1
 zipp==3.23.0