Windows Metal Shader Compiler creates invalid shaders for iOS

When installed app is started on device, log will say there's missing or invalid metal shaders

On a Windows PC with Apple's Window Metal Shader Compiler setup:

1. Create a new blank project in UE editor
2. Connect an iOS device
3. Setup remote mac compilation
4. Quick Launch onto device or package and then install on device

More details at: https://docs.unrealengine.com/5.3/en-US/using-the-windows-metal-shader-compiler-for-ios-in-unreal-engine/