primaryYAxisDisplayOptionsoptionalIResolvable | CfnDashboard.LineSeriesAxisDisplayOptionsPropertyprimary_y_axis_display_optionsoptionaltyping.Union[IResolvable, LineSeriesAxisDisplayOptionsProperty]primaryYAxisDisplayOptionsoptionalIResolvablePrimaryYAxisDisplayOptionsoptionalIResolvablePrimaryYAxisDisplayOptionsoptionalinterface{}#The series axis configuration of a line chart.