Support Live-Share for collaborative editing

### Describe the feature

Live share is essential to everybody doing pair-programming and according to vscode's live-share FAQ, extensions should work with [minor changes](https://learn.microsoft.com/en-us/visualstudio/liveshare/reference/extensions#known-issues).

Is it feasible?

### Describe alternatives you've considered

Not using dbt power user

### Who will benefit?

Everybody doing pair-programming in dbt

### Are you willing to submit PR?

- [X] Yes I am willing to submit a PR!