**Description** [On this section of the documentation](https://dash.plotly.com/interactive-graphing), indicated that `relayoutData` get triggered when a item on the legend gets click, however, [clicking on the legend to make a trace invisible would be a restyle](https://github.com/plotly/dash/blob/ef003236f5258d9f2b6e00e4bc7aa7791241ee09/components/dash-core-components/src/components/Graph.react.js#L248-L256) not a relayout **Demostration:** 