Bump urllib3 from 1.26.1 to 2.6.0 in /pytest

Bumps [urllib3](https://github.com/urllib3/urllib3) from 1.26.1 to 2.6.0.
- [Release notes](https://github.com/urllib3/urllib3/releases)
- [Changelog](https://github.com/urllib3/urllib3/blob/main/CHANGES.rst)
- [Commits](urllib3/urllib3@1.26.1...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>

Author: dependabot[bot]

pytest/requirements.txt

@@ -35,5 +35,5 @@ python-dateutil==2.8.2
 pytz==2023.3
 requests==2.28.2
 six==1.16.0
-urllib3==1.26.1
+urllib3==2.6.0