Update appveyor.yml

appveyor.yml

@@ -5,10 +5,7 @@ before_build:
 - cmd: nuget restore
 build_script:
 - cmd: >-
-    "%programfiles(x86)%\Microsoft Visual Studio\2019\Community\MSBuild\Current\Bin\amd64\MsBuild.exe" /nologo /m:2 /p:Configuration=Release /p:Platform="X64" /verbosity:minimal /logger:"C:\Program Files\AppVeyor\BuildAgent\Appveyor.MSBuildLogger.dll" "FModel.sln"
-    
     dotnet publish --configuration Release --framework netcoreapp3.1 --output "./build/" -p:PublishReadyToRun=true -p:PublishSingleFile=true --no-self-contained --runtime win-x64
-
 test: off
 artifacts:
 - path: build\