[cmake] remove unused YUZU_UNIX define (#2875)

Signed-off-by: lizzie <lizzie@eden-emu.dev>
Reviewed-on: https://git.eden-emu.dev/eden-emu/eden/pulls/2875
Reviewed-by: Caio Oliveira <caiooliveirafarias0@gmail.com>
Reviewed-by: crueter <crueter@eden-emu.dev>
Co-authored-by: lizzie <lizzie@eden-emu.dev>
Co-committed-by: lizzie <lizzie@eden-emu.dev>

CMakeLists.txt

@@ -344,10 +344,6 @@ if (NOT EXISTS ${PROJECT_BINARY_DIR}/dist/compatibility_list/compatibility_list.
     file(WRITE ${PROJECT_BINARY_DIR}/dist/compatibility_list/compatibility_list.json "")
 endif()
 
-if (UNIX)
-    add_compile_definitions(YUZU_UNIX=1)
-endif()
-
 if (YUZU_LEGACY)
     message(WARNING "Making legacy build. Performance may suffer.")
     add_compile_definitions(YUZU_LEGACY)

src/video_core/renderer_opengl/gl_device.cpp

@@ -124,7 +124,7 @@ static bool HasSlowSoftwareAstc(std::string_view vendor_name, std::string_view r
         return true;
     }
     if (vendor_name == "Intel") {
-        // Must be inside YUZU_UNIX ifdef as the Windows driver uses the same vendor string
+        // Must be inside Unix ifdef as the Windows driver uses the same vendor string
         // iris, crocus
         const bool is_intel_dg = (renderer.find("DG") != std::string_view::npos);
         return is_intel_dg;