Bump urllib3 from 2.6.0 to 2.6.3 (#286)

Bumps [urllib3](https://github.com/urllib3/urllib3) from 2.6.0 to 2.6.3.
- [Release notes](https://github.com/urllib3/urllib3/releases)
- [Changelog](https://github.com/urllib3/urllib3/blob/main/CHANGES.rst)
- [Commits](urllib3/urllib3@2.6.0...2.6.3)

---
updated-dependencies:
- dependency-name: urllib3
  dependency-version: 2.6.3
  dependency-type: indirect
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

dev-requirements.txt

@@ -79,7 +79,7 @@ tox==3.23.1
     # via -r dev-requirements.in
 twine==6.2.0
     # via -r dev-requirements.in
-urllib3==2.6.0
+urllib3==2.6.3
     # via
     #   requests
     #   twine