DonutChart:DonutChart with custom margin

Build 1240 on dzucconi/chore/storybook-upgrade
1200px
Reviewing disabled
The baseline is larger than the new snapshot (646x652 to 631x636).
Baseline History
Build 1240864b19e
Current build. There are unaccepted changes, so build 592 is still the baseline.
Build 5913ca4a58
Accepted by Steven Hicks.
Build 450b70bff7
Auto-accepted
Build 4480129882
Accepted by Kieran.
Commenting is disabled because there's a newer build on this branch