Update pyjwt requirement from >=2.8 to >=2.12.1

Updates the requirements on [pyjwt](https://github.com/jpadilla/pyjwt) to permit the latest version.
- [Release notes](https://github.com/jpadilla/pyjwt/releases)
- [Changelog](https://github.com/jpadilla/pyjwt/blob/master/CHANGELOG.rst)
- [Commits](jpadilla/pyjwt@2.8.0...2.12.1)

---
updated-dependencies:
- dependency-name: pyjwt
  dependency-version: 2.12.1
  dependency-type: direct:production
...

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

Author: dependabot[bot]

requirements.txt

@@ -3,5 +3,5 @@ pytest-asyncio>=0.23
 httpx>=0.27
 fastapi>=0.111
 cryptography>=42.0
-PyJWT>=2.8
+PyJWT>=2.12.1
 javalang>=0.13