Bump authlib from 1.2.0 to 1.3.1

Bumps [authlib](https://github.com/lepture/authlib) from 1.2.0 to 1.3.1.
- [Release notes](https://github.com/lepture/authlib/releases)
- [Changelog](https://github.com/lepture/authlib/blob/main/docs/changelog.rst)
- [Commits](authlib/authlib@v1.2.0...v1.3.1)

---
updated-dependencies:
- dependency-name: authlib
  dependency-type: direct:production
...

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

Author: dependabot[bot]

requirements.txt

@@ -1,5 +1,5 @@
 async-timeout==4.0.2
-Authlib==1.2.0
+Authlib==1.3.1
 blinker==1.6.2
 cachetools==5.3.0
 certifi==2023.7.22