Update SwiftXPC submodule to an actual visible commit
Update SwiftXPC submodule to an actual visible commit

tjarratt/Xcode-Better-Refactor-Tools,tjarratt/Xcode-Magic-And-Shit,tjarratt/Xcode-Magic-And-Shit,tjarratt/Xcode-Better-Refactor-Tools,tjarratt/Xcode-Better-Refactor-Tools,tjarratt/Xcode-Magic-And-Shit,tjarratt/fake4swift,tjarratt/Xcode-Better-Refactor-Tools,tjarratt/fake4swift,tjarratt/Xcode-Magic-And-Shit,tjarratt/fake4swift,tjarratt/Xcode-Better-Refactor-Tools,tjarratt/Xcode-Magic-And-Shit,tjarratt/Xcode-Better-Refactor-Tools