Update System.Threading.Tasks.Dataflow dependency to latest corefx version

Nate McMaster · Nate McMaster · commit bcb359e35541 · 2017-06-13T11:37:59.000-07:00
diff --git a/build/dependencies.props b/build/dependencies.props
@@ -7,6 +7,6 @@
     <NETStandardImplicitPackageVersion>$(BundledNETStandardPackageVersion)</NETStandardImplicitPackageVersion>
     <NETStandardLibraryNETFrameworkVersion>2.0.0-*</NETStandardLibraryNETFrameworkVersion>
     <RuntimeFrameworkVersion Condition="'$(TargetFramework)'=='netcoreapp2.0'">2.0.0-*</RuntimeFrameworkVersion>
-    <ThreadingDataflowVersion>4.7.0</ThreadingDataflowVersion>
+    <ThreadingDataflowVersion>4.8.0-*</ThreadingDataflowVersion>
   </PropertyGroup>
 </Project>
