* feat(timeseries-chart): add percentage threshold control for stack series labels
* feat: move threshold vlues to an array
* add tests for showValue, onlyTotal, and percentThreshold
* feat: add another test
* revert ChartProps typesetting, fix misnamed variable on form data type, and other minor changes
* fix percentage threshold push equation
* fix percentage threshold push equation in tests
* change default on control to match form
* attempt fix form defaults import
Co-authored-by: Corbin Robb <corbin@Corbins-MacBook-Pro.local>