Bump typing-extensions from 4.6.0 to 4.6.2 in /tools

Bumps [typing-extensions](https://github.com/python/typing_extensions) from 4.6.0 to 4.6.2.
- [Changelog](https://github.com/python/typing_extensions/blob/main/CHANGELOG.md)
- [Commits](python/typing_extensions@4.6.0...4.6.2)

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

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

tools/requirements_mypy.txt

@@ -11,4 +11,4 @@ types-setuptools==67.8.0.0
 types-six==1.16.21.8
 types-ujson==5.7.0.5
 types-urllib3==1.26.25.13
-typing_extensions==4.6.0
+typing_extensions==4.6.2