⬆ Update httpx requirement from <0.25.0,>=0.23.0 to >=0.23.0,<0.28.0 (#11509)
Updates the requirements on [httpx](https://github.com/encode/httpx) to permit the latest version.
- [Release notes](https://github.com/encode/httpx/releases)
- [Changelog](https://github.com/encode/httpx/blob/master/CHANGELOG.md)
- [Commits](https://github.com/encode/httpx/compare/0.23.0...0.27.0)