Bump typing-extensions from 4.10.0 to 4.12.0

Bumps [typing-extensions](https://github.com/python/typing_extensions) from 4.10.0 to 4.12.0.
- [Release notes](https://github.com/python/typing_extensions/releases)
- [Changelog](https://github.com/python/typing_extensions/blob/main/CHANGELOG.md)
- [Commits](python/typing_extensions@4.10.0...4.12.0)

---
updated-dependencies:
- dependency-name: typing-extensions
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

requirements.txt

@@ -1,4 +1,4 @@
 Flask==3.0.2
 pytest==8.1.1
-typing-extensions==4.10.0
+typing-extensions==4.12.0
 Werkzeug==3.0.2