Bump urllib3 from 1.26.5 to 1.26.17

Bumps [urllib3](https://github.com/urllib3/urllib3) from 1.26.5 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@1.26.5...1.26.17)

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

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

requirements.txt

@@ -14,7 +14,7 @@ PyYAML==5.4
 requests==2.31.0
 ruamel.appconfig==0.5.4
 ruamel.std.argparse==0.8.1
-urllib3==1.26.5
+urllib3==1.26.17
 visitor==0.1.3
 Werkzeug==2.2.3
 WTForms==2.2.1