Update authlib requirement from <1.5,>0.14 to >0.14,<1.7

Updates the requirements on [authlib](https://github.com/authlib/authlib) to permit the latest version.
- [Release notes](https://github.com/authlib/authlib/releases)
- [Changelog](https://github.com/authlib/authlib/blob/main/docs/changelog.rst)
- [Commits](authlib/authlib@v0.14.1...v1.6.6)

---
updated-dependencies:
- dependency-name: authlib
  dependency-version: 1.6.6
  dependency-type: direct:production
...

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

Author: dependabot[bot]

setup.py

@@ -44,7 +44,7 @@
     "croniter<6.1",
     "python-dateutil<2.10",
     "unidecode>=0.04.21,<=1.4.0",
-    "authlib>0.14,<1.5",
+    "authlib>0.14,<1.7",
     "draftjs-exporter[lxml]<5.2",
     "regex>=2020.7.14,<=2026.1.15",
     "flask-oidc-ex>=0.5.5,<0.7",