feat: add Kaas to the ChatGPT clients list

This is the link to the project: Kaas

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[ ] Works with Tauri 1.x and onward.
[ ] The repo is at least 30 days old.
[ ] Documentation is in English.
[ ] The template provides enough information about how to get started and what's included.
[ ] The template is pretty different from the existing templates.

[x] The app is original and not too simple.
[x] The README is in English.
[x] The app makes a reasonable effort to be fast, lightweight and secure.
[ ] If the app closed source, evidence of it being built with Tauri is included.

tauri-apps / awesome-tauri