chore(Dependabot-pip): bump authlib from 1.3.2 to 1.4.0

Bumps [authlib](https://github.com/lepture/authlib) from 1.3.2 to 1.4.0.
- [Release notes](https://github.com/lepture/authlib/releases)
- [Changelog](https://github.com/lepture/authlib/blob/master/docs/changelog.rst)
- [Commits](lepture/authlib@v1.3.2...v1.4.0)

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

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