Make Roslyn package coherent with Extensions version

Author: dougbu

eng/Version.Details.xml

@@ -432,7 +432,7 @@
       <Uri>https://github.com/aspnet/Extensions</Uri>
       <Sha>45647cef001961bd82c8ac4c112d24d4254e44cf</Sha>
     </Dependency>
-    <Dependency Name="Microsoft.Net.Compilers.Toolset" Version="3.3.0-beta2-19374-02">
+    <Dependency Name="Microsoft.Net.Compilers.Toolset" Version="3.3.0-beta2-19374-02" CoherentParentDependency="Microsoft.Extensions.Logging">
       <Uri>https://github.com/dotnet/roslyn</Uri>
       <Sha>e4e7c09bc4d22648b1a6193b3bf645b0aa8a23ea</Sha>
     </Dependency>