Turbinia install docs update

[wajihyassine]

Description of the change

Replace outdated install docs with updated ones

Checklist

• [ X] All tests were successful.
• [ X] Documentation updated.

[wajihyassine]

@jleaniz if you can please review if anything missing with new API setup

@hacktobeer if you wouldn't mind testing on your end when you have a chance

@aarontp for high level look

[hacktobeer]

Will do the following.

• [x] check docker install stack
• [x] check kubernetes (minikube) install