Bump trio-typing from 0.8.0 to 0.9.0 (#838)

Bumps [trio-typing](https://github.com/python-trio/trio-typing) from 0.8.0 to 0.9.0.
- [Commits](python-trio/trio-typing@v0.8.0...v0.9.0)

---
updated-dependencies:
- dependency-name: trio-typing
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

requirements.txt

@@ -17,7 +17,7 @@ black==23.10.1
 coverage[toml]==7.3.0
 ruff==0.0.291
 mypy==1.5.1
-trio-typing==0.8.0
+trio-typing==0.9.0
 types-certifi==2021.10.8.3
 pytest==7.4.3
 pytest-httpbin==2.0.0