Use MicrosoftNETCoreApp21PackageVersion to determine the runtime framework in netcoreapp2.1

Author: pranavkm

Directory.Build.targets

@@ -1,5 +1,6 @@
 <Project>
   <PropertyGroup>
     <RuntimeFrameworkVersion Condition=" '$(TargetFramework)' == 'netcoreapp2.0' ">$(MicrosoftNETCoreApp20PackageVersion)</RuntimeFrameworkVersion>
+    <RuntimeFrameworkVersion Condition=" '$(TargetFramework)' == 'netcoreapp2.1' ">$(MicrosoftNETCoreApp21PackageVersion)</RuntimeFrameworkVersion>
   </PropertyGroup>
 </Project>

build/dependencies.props

@@ -1,4 +1,4 @@
-<Project>
+<Project>
   <PropertyGroup>
     <MSBuildAllProjects>$(MSBuildAllProjects);$(MSBuildThisFileFullPath)</MSBuildAllProjects>
   </PropertyGroup>
@@ -18,6 +18,7 @@
     <MicrosoftExtensionsOptionsConfigurationExtensionsPackageVersion>2.1.0-preview1-27475</MicrosoftExtensionsOptionsConfigurationExtensionsPackageVersion>
     <MicrosoftExtensionsOptionsPackageVersion>2.1.0-preview1-27475</MicrosoftExtensionsOptionsPackageVersion>
     <MicrosoftNETCoreApp20PackageVersion>2.0.0</MicrosoftNETCoreApp20PackageVersion>
+    <MicrosoftNETCoreApp21PackageVersion>2.1.0-preview1-25907-02</MicrosoftNETCoreApp21PackageVersion>
     <MicrosoftNETTestSdkPackageVersion>15.3.0</MicrosoftNETTestSdkPackageVersion>
     <MoqPackageVersion>4.7.49</MoqPackageVersion>
     <NewtonsoftJsonPackageVersion>10.0.1</NewtonsoftJsonPackageVersion>