chore: bump rel in /openfeature/providers/python-provider (#3293)

Bumps [rel](https://github.com/bubbleboy14/registeredeventlistener) from 0.4.9.19 to 0.4.9.20.
- [Commits](https://github.com/bubbleboy14/registeredeventlistener/commits)

---
updated-dependencies:
- dependency-name: rel
  dependency-version: 0.4.9.20
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: kodiakhq[bot] <49736102+kodiakhq[bot]@users.noreply.github.com>

Author: dependabot[bot]