fix(harmonic-waves): use .react() instead of newPlot().

Author: Nde-Code

online/harmonic-waves.html

@@ -728,7 +728,7 @@ <h2>Notes:</h2>
 
 			];
 
-			Plotly.newPlot('waves-container', data, layout, { staticPlot: true });
+			Plotly.react('waves-container', data, layout, { staticPlot: true });
 
 			if (extendedData.is_run === false) requestAnimationFrame(update);