Remove shadow from report pie chart

Am I missing something? EDIT: Yup, I’m missing something… Reporting…
According to this it was added in 8.0.16 Nightly 8.0 Changelogs - 2020 - #121 by sreis

8766: Add configureChart to all JFreechart extension Vision components
Added a configureChart extension function to the following components:
Bar Chart, Gantt Chart, Status Chart, Pie Chart, Meter, Thermometer, Compass

On 8.1.12