Bump urllib3 in /python-setup/tests/poetry/python-3.8 (#1916)

Bumps [urllib3](https://github.com/urllib3/urllib3) from 1.26.7 to 1.26.17.
- [Release notes](https://github.com/urllib3/urllib3/releases)
- [Changelog](https://github.com/urllib3/urllib3/blob/main/CHANGES.rst)
- [Commits](urllib3/urllib3@1.26.7...1.26.17)

---
updated-dependencies:
- dependency-name: urllib3
  dependency-type: indirect
...

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Author: dependabot[bot]