chore(deps): Bump urllib3 in /demo/playground/examples in the pip gro…

…up (#3045)

Bumps the pip group in /demo/playground/examples with 1 update: [urllib3](https://github.com/urllib3/urllib3).


Updates `urllib3` from 2.2.1 to 2.2.2
- [Release notes](https://github.com/urllib3/urllib3/releases)
- [Changelog](https://github.com/urllib3/urllib3/blob/main/CHANGES.rst)
- [Commits](urllib3/urllib3@2.2.1...2.2.2)

---
updated-dependencies:
- dependency-name: urllib3
  dependency-type: indirect
  dependency-group: pip
...

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