feat: add undocumented labels api

[the-leonat]

Describe the feature you'd like to request

option to access member labels

Describe the solution you'd like to see

add the undocumented labels admin api endpoints

Describe alternate solutions

none

Additional information

No response

👨‍👧‍👦 Contributing

• [ ] 🙋‍♂️ Yes, I'd be down to file a PR implementing this feature!