KvTreeMapChart:Many Values

Build 2784 on chore-setup-new-radii-tokens-tailwind
Reviewing disabled
Baseline History
Build 278432111d0
Current build. There are unaccepted changes, so build 2540 is still the baseline.
Build 2091cb7a1fb
Accepted by Casey Dyer.
Commenting is disabled because there's a newer build on this branch