Bump typing-extensions from 4.3.0 to 4.4.0 in /demo/graphtutorial

Bumps [typing-extensions](https://github.com/python/typing_extensions) from 4.3.0 to 4.4.0.
- [Release notes](https://github.com/python/typing_extensions/releases)
- [Changelog](https://github.com/python/typing_extensions/blob/main/CHANGELOG.md)
- [Commits](python/typing_extensions@4.3.0...4.4.0)

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

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

demo/graphtutorial/requirements.txt

@@ -13,5 +13,5 @@ pycparser==2.21
 PyJWT==2.5.0
 requests==2.28.1
 six==1.16.0
-typing_extensions==4.3.0
+typing_extensions==4.4.0
 urllib3==1.26.12