Pin the version of NuGet.exe to a version that supports serviceable attribute

build/KoreBuild.ps1

@@ -63,7 +63,7 @@ if (!(Test-Path "$koreBuildFolder\Sake"))
     # Rename the project after restore because we don't want it to be restore afterwards
     mv "$toolsProject" "$toolsProject.norestore"
     # We still nuget because dotnet doesn't have support for pushing packages
-    Invoke-WebRequest "https://dist.nuget.org/win-x86-commandline/latest/nuget.exe" -OutFile "$koreBuildFolder/nuget.exe"
+    Invoke-WebRequest "https://dist.nuget.org/win-x86-commandline/v3.5.0-beta2/NuGet.exe" -OutFile "$koreBuildFolder/nuget.exe"
 }
 
 $makeFilePath = "makefile.shade"

build/KoreBuild.sh

@@ -83,7 +83,7 @@ fi
 
 nugetPath="$koreBuildFolder/nuget.exe"
 if [ ! -f $nugetPath ]; then
-    nugetUrl="https://dist.nuget.org/win-x86-commandline/latest/nuget.exe"
+    nugetUrl="https://dist.nuget.org/win-x86-commandline/v3.5.0-beta2/NuGet.exe"
     wget -O $nugetPath $nugetUrl 2>/dev/null || curl -o $nugetPath --location $nugetUrl 2>/dev/null
 fi