Obtain GUI Component Within onValueChangedObservable on Slider and ColorPicker

colorPicker.ts testing onValueChanged state.target.

Test newest nightly
Test Pull Request

Failed test results in no color changes to sphere. Passing test results in color changes.

Will update this post when commit is passing test.
Test above is passing. Pull Request un-draft-ed.

Things I don’t know how to do: squash commits into one, tag commit with label (“feature request”), rename PR