Update distro requirement from >=1.8.0 to >=1.9.0

Updates the requirements on [distro](https://github.com/python-distro/distro) to permit the latest version.
- [Release notes](https://github.com/python-distro/distro/releases)
- [Changelog](https://github.com/python-distro/distro/blob/master/CHANGELOG.md)
- [Commits](python-distro/distro@v1.8.0...v1.9.0)

---
updated-dependencies:
- dependency-name: distro
  dependency-version: 1.9.0
  dependency-type: direct:production
...

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

Author: dependabot[bot]

requirements.txt

@@ -6,7 +6,7 @@ async-timeout>=4.0.0
 attrs>=23.1.0
 backoff>=2.2.1
 charset-normalizer>=3.1.0
-distro>=1.8.0
+distro>=1.9.0
 frozenlist>=1.3.3
 httpx[http2]>=0.20.0
 httpx-sse>=0.4.0