M1 / Apple Silicon support#631

Hello, would it be possible to get proper M1 support (universal binary with an ARM executable included) in Faster Melee /Ishiiruka?
I’d do it myself if I had C experience. Here is a PR that accomplished the same thing in the main Dolphin 4.0 branch that could be used as reference:

https://github.com/dolphin-emu/dolphin/pull/9441/files#