(macos) create render target texture with isStencil:false

thermion_flutter/thermion_flutter/macos/Classes/ThermionFlutterTexture.swift

@@ -10,7 +10,7 @@ public class ThermionFlutterTexture : NSObject, FlutterTexture {
     
     init(registry:FlutterTextureRegistry, width:Int64, height:Int64) {
         self.registry = registry
-        self.texture = ThermionTextureSwift(width:width, height: height, isDepth: false)
+        self.texture = ThermionTextureSwift(width:width, height: height, isDepth: false, isStencil: false)
         // if you need to debug
         // self.texture.fillColor() 
         // let imageURL = URL(fileURLWithPath: "/Users/nickfisher/Documents/thermion/thermion_dart/test/assets/cube_texture_512x512.png")