Bump authlib from 1.6.8 to 1.7.2

Bumps [authlib](https://github.com/authlib/authlib) from 1.6.8 to 1.7.2.
- [Release notes](https://github.com/authlib/authlib/releases)
- [Commits](authlib/authlib@v1.6.8...v1.7.2)

---
updated-dependencies:
- dependency-name: authlib
  dependency-version: 1.7.2
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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Author: dependabot[bot]