SteamOS Patch 3 - v1.12.0

Back to using the Devel branch, seems like the AMDGPU patch is no longer necessary (according to the project's readme).

Branch up to date with upstream, 1.12.0.

SteamOS Patch 2 - v1.10.1

Now uses the AMD VMap Texture patch.

SteamOS Patch - v1.10.1

Basic patch for using evdi on the Steam Deck.