Bump authlib from 1.6.6 to 1.6.9

Bumps [authlib](https://github.com/authlib/authlib) from 1.6.6 to 1.6.9.
- [Release notes](https://github.com/authlib/authlib/releases)
- [Changelog](https://github.com/authlib/authlib/blob/main/docs/changelog.rst)
- [Commits](authlib/authlib@v1.6.6...v1.6.9)

---
updated-dependencies:
- dependency-name: authlib
  dependency-version: 1.6.9
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

poetry.lock

@@ -27,7 +27,7 @@ semver = "^3.0"
 gitpython = "^3.1.44"
 requests = "^2.32.5"
 urllib3 = "^2.6.3"
-authlib = "1.6.6"
+authlib = "1.6.9"
 
 
 [tool.poetry.group.dev.dependencies]