build(deps): bump authlib from 1.3.1 to 1.3.2 in /backend
Bumps [authlib](https://github.com/lepture/authlib) from 1.3.1 to 1.3.2.
- [Release notes](https://github.com/lepture/authlib/releases)
- [Changelog](https://github.com/lepture/authlib/blob/master/docs/changelog.rst)
- [Commits](https://github.com/lepture/authlib/compare/v1.3.1...v1.3.2)
---
updated-dependencies:
- dependency-name: authlib
dependency-type: direct:production
update-type: version-update:semver-patch
...
Signed-off-by: dependabot[bot] <support@github.com>
dependabot[bot]