Xamarin.iOS Unified API绑定项目(iOS Binding Project)报错解决方法

具体错误

Error: /Users/xx/Projects/SDKBindings/WeChatSDK.Unified/WeChatSDK.Unified.csproj: /Users/xx/Projects/SDKBindings/WeChatSDK.Unified/WeChatSDK.Unified.csproj could not import "$(MSBuildExtensionsPath)\Xamarin\iOS\Xamarin.iOS.ObjCBinding.CSharp.targets" (WeChatSDK.Unified)Error: /Users/xx/Projects/SDKBindings/We