pip(deps): bump sniffio from 1.2.0 to 1.3.0

Bumps [sniffio](https://github.com/python-trio/sniffio) from 1.2.0 to 1.3.0.
- [Release notes](https://github.com/python-trio/sniffio/releases)
- [Commits](python-trio/sniffio@v1.2.0...v1.3.0)

---
updated-dependencies:
- dependency-name: sniffio
  dependency-type: indirect
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>