[feature] Cleaner design for Clusters page

[steverfrancis]

Problem Description

On the clusters page, it is not immediately intuitive what is a cluster versus a machine:

Solution

Indent hierarchically:

I find this much clearer.

Alternative Solutions

No response

Notes

No response

[Unix4ever]

How about this?

[steverfrancis]

I dont like the inconsistent indentation - the fact that machines are left of the class (work or control plane) means it is not immediately apparent the distinction between a new cluster and a machine.

[Unix4ever]

[Unix4ever]

More options:

[steverfrancis]

The second image above (with the indents) looks good.