LegendPosition API in React Chart API component

Defines the position of the legend. They are:

• Auto - Places the legend based on the area type.
• Top - Displays the legend on the top of the chart.
• Left - Displays the legend on the left of the chart.
• Bottom - Displays the legend on the bottom of the chart.
• Right - Displays the legend on the right of the chart.
• Custom - Displays the legend based on the given x and y value.
• Auto
• Top
• Left
• Bottom
• Right
• Custom