CI Testing for RDNA3

[geohot]

We have a full RDNA3 emulator in tinygrad you can use in your CI. This way, you can test end to end in GitHub actions.

See run_asm. https://github.com/tinygrad/tinygrad/blob/master/test/mockgpu/amd/emu.py

[Zaneham]

Hello @geohot,

Thank you this is actually really helps. I'm going to have a look at that emulator and try testing it out tonight.