ci: Disable macOS x64 build on AppVeyor (#2795)

This commit disable Appveyor build of macOS x64.

Reason behind is that it's currently entirely out of scope of supported
platform, increases build time by a fair amount and doesn't need a
release on website as it got disabled 6 months ago.

appveyor.yml

@@ -16,28 +16,20 @@ build_script:
 
     dotnet publish -c $env:config -r linux-x64 /p:Version=$env:APPVEYOR_BUILD_VERSION /p:DebugType=embedded
 
-    dotnet publish -c $env:config -r osx-x64 /p:Version=$env:APPVEYOR_BUILD_VERSION /p:DebugType=embedded
-
     7z a ryujinx$env:config_name$env:APPVEYOR_BUILD_VERSION-win_x64.zip $env:APPVEYOR_BUILD_FOLDER\Ryujinx\bin\$env:config\$env:appveyor_dotnet_runtime\win-x64\publish\
 
     7z a ryujinx$env:config_name$env:APPVEYOR_BUILD_VERSION-linux_x64.tar $env:APPVEYOR_BUILD_FOLDER\Ryujinx\bin\$env:config\$env:appveyor_dotnet_runtime\linux-x64\publish\
 
     7z a ryujinx$env:config_name$env:APPVEYOR_BUILD_VERSION-linux_x64.tar.gz ryujinx$env:config_name$env:APPVEYOR_BUILD_VERSION-linux_x64.tar
 
-    7z a ryujinx$env:config_name$env:APPVEYOR_BUILD_VERSION-osx_x64.zip $env:APPVEYOR_BUILD_FOLDER\Ryujinx\bin\$env:config\$env:appveyor_dotnet_runtime\osx-x64\publish\
-
     7z a ryujinx-headless-sdl2$env:config_name$env:APPVEYOR_BUILD_VERSION-win_x64.zip $env:APPVEYOR_BUILD_FOLDER\Ryujinx.Headless.SDL2\bin\$env:config\$env:appveyor_dotnet_runtime\win-x64\publish\
 
     7z a ryujinx-headless-sdl2$env:config_name$env:APPVEYOR_BUILD_VERSION-linux_x64.tar $env:APPVEYOR_BUILD_FOLDER\Ryujinx.Headless.SDL2\bin\$env:config\$env:appveyor_dotnet_runtime\linux-x64\publish\
 
     7z a ryujinx-headless-sdl2$env:config_name$env:APPVEYOR_BUILD_VERSION-linux_x64.tar.gz ryujinx-headless-sdl2$env:config_name$env:APPVEYOR_BUILD_VERSION-linux_x64.tar
 
-    7z a ryujinx-headless-sdl2$env:config_name$env:APPVEYOR_BUILD_VERSION-osx_x64.zip $env:APPVEYOR_BUILD_FOLDER\Ryujinx.Headless.SDL2\bin\$env:config\$env:appveyor_dotnet_runtime\osx-x64\publish\
-
 artifacts:
 - path: ryujinx%config_name%%APPVEYOR_BUILD_VERSION%-win_x64.zip
 - path: ryujinx%config_name%%APPVEYOR_BUILD_VERSION%-linux_x64.tar.gz
-- path: ryujinx%config_name%%APPVEYOR_BUILD_VERSION%-osx_x64.zip
 - path: ryujinx-headless-sdl2%config_name%%APPVEYOR_BUILD_VERSION%-win_x64.zip
 - path: ryujinx-headless-sdl2%config_name%%APPVEYOR_BUILD_VERSION%-linux_x64.tar.gz
-- path: ryujinx-headless-sdl2%config_name%%APPVEYOR_BUILD_VERSION%-osx_x64.zip