Update CanvasTarget to remove antialiasing option (#32051)

Removed antialiasing from CanvasTarget instantiation.

examples/webgpu_multiple_canvas.html

@@ -121,7 +121,7 @@
 					descriptionElement.innerText = 'Scene ' + ( i + 1 );
 					element.appendChild( descriptionElement );
 
-					const canvasTarget = new THREE.CanvasTarget( sceneCanvas, { antialias: true } );
+					const canvasTarget = new THREE.CanvasTarget( sceneCanvas );
 					canvasTarget.setPixelRatio( window.devicePixelRatio );
 					canvasTarget.setSize( 200, 200 );
 
@@ -196,4 +196,4 @@
 		</script>
 
 	</body>
-</html>
+</html>