Cleanup webgl_shadowmap_progressive (#26439)

examples/webgl_shadowmap_progressive.html

@@ -192,7 +192,7 @@
 
 			function createGUI() {
 
-				const gui = new GUI( { name: 'Accumulation Settings' } );
+				const gui = new GUI( { title: 'Accumulation Settings' } );
 				gui.add( params, 'Enable' );
 				gui.add( params, 'Blur Edges' );
 				gui.add( params, 'Blend Window', 1, 500 ).step( 1 );