Ensure redist publishes Roslyn

Also fix issue found in PR

build/Compile.targets

@@ -22,11 +22,6 @@
                    Configuration="$(Configuration)"
                    ProjectPath="$(RootProject)" />
 
-    <!-- Publish Roslyn -->
-    <DotNetPublish ToolPath="$(Stage0Directory)"
-                   Configuration="$(Configuration)"
-                   ProjectPath="$(SrcDirectory)/tool_roslyn/tool_roslyn.csproj" />
-
     <!-- Corehostify Binaries -->
     <ItemGroup Condition=" '$(OSName)' != 'win' ">
       <SdkOutputChmodTargets Remove="*" />

dir.props

@@ -31,7 +31,7 @@
   <Import Project="build/OutputDirectories.props" />
   <Import Project="build/BuildDefaults.props" />
   <Import Project="build/Stage0.props" />
-  <Import Project="build/Crossgen.props" />
+  <Import Project="build/CrossGen.props" />
   <Import Project="build/VersionBadge.props" />
   <Import Project="build/BundledRuntimes.props" />
 

src/redist/redist.csproj

@@ -53,6 +53,14 @@
                       Overwrite="true" />
   </Target>
 
+  <Target Name="PublishRoslyn"
+          BeforeTargets="Publish">
+          
+    <DotNetPublish ToolPath="$(Stage0Directory)"
+                   Configuration="$(Configuration)"
+                   ProjectPath="$(SrcDirectory)/tool_roslyn/tool_roslyn.csproj" />
+  </Target>
+
   <Target Name="GenerateCliRuntimeConfigurationFiles"
           AfterTargets="Publish">
     <RemoveAssetFromDepsPackages DepsFile="$(PublishDir)/$(TargetName).deps.json"