No TreeMap v2 in my 3.1.1 verison of Superset

[sarcoex]

Bug description

I have access to the TreeMap but not the TreeMap v2

How to reproduce the bug

In the dashboard, when I search for "treemap" I don't have the treemap v2. The treemap that I have available represents no hierarchy

Screenshots/recordings

Superset version

master / latest-dev

Python version

3.9

Node version

16

Browser

Chrome

Additional context

No response

Checklist

• I have searched Superset docs and Slack and didn't find a solution to my problem.
• I have searched the GitHub issue tracker and didn't find a similar bug report.
• I have checked Superset's logs for errors and if I found a relevant Python stacktrace, I included it here as text in the "additional context" section.

[rusackas]

The legacy treemap has been fully migrated to treemap V2, and thus we don't need the V2 anymore :)

The new/current one does indeed support hierarchy... you just need to add additional dimensions to the controls: