Bump six from 1.16.0 to 1.17.0 in /packaging/tests

Bumps [six](https://github.com/benjaminp/six) from 1.16.0 to 1.17.0.
- [Changelog](https://github.com/benjaminp/six/blob/main/CHANGES)
- [Commits](benjaminp/six@1.16.0...1.17.0)

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

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

packaging/tests/requirements.txt

@@ -6,6 +6,6 @@ pytest-html==4.1.1
 pytest-xdist==3.6.1
 py>=1.8.2
 requests<2.33.0
-six==1.16.0
+six==1.17.0
 urllib3<3
 pyyaml==6.0.2