Examples: Improved render in onWindowResize for webgl_interactive_voxelpainter.html (#22629)

examples/webgl_interactive_voxelpainter.html

@@ -109,6 +109,8 @@
 
 				renderer.setSize( window.innerWidth, window.innerHeight );
 
+				render();
+
 			}
 
 			function onPointerMove( event ) {