Bump typing-extensions from 4.14.0 to 4.15.0

Bumps [typing-extensions](https://github.com/python/typing_extensions) from 4.14.0 to 4.15.0.
- [Release notes](https://github.com/python/typing_extensions/releases)
- [Changelog](https://github.com/python/typing_extensions/blob/main/CHANGELOG.md)
- [Commits](python/typing_extensions@4.14.0...4.15.0)

---
updated-dependencies:
- dependency-name: typing-extensions
  dependency-version: 4.15.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

requirements.txt

@@ -61,7 +61,7 @@ trio==0.30.0
 trio-websocket==0.12.1
 Twisted==25.5.0
 txaio==25.6.1
-typing_extensions==4.14.0
+typing_extensions==4.15.0
 urllib3==2.5.0
 webdriver-manager==4.0.2
 wrapt==1.17.0