chore(deps): bump authlib from 1.3.0 to 1.3.1

Bumps [authlib](https://github.com/lepture/authlib) from 1.3.0 to 1.3.1.
- [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/v1.3.0...v1.3.1)

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

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

backend/requirements.txt

@@ -58,7 +58,7 @@ rank-bm25==0.2.2
 faster-whisper==1.0.2
 
 PyJWT[crypto]==2.8.0
-authlib==1.3.0
+authlib==1.3.1
 
 black==24.4.2
 langfuse==2.33.0

pyproject.toml

@@ -59,7 +59,7 @@ dependencies = [
     "faster-whisper==1.0.2",
 
     "PyJWT[crypto]==2.8.0",
-    "authlib==1.3.0",
+    "authlib==1.3.1",
 
     "black==24.4.2",
     "langfuse==2.33.0",