Final branding for 16.8.0 (#5805)

Author: rainersigwald

eng/Versions.props

@@ -15,7 +15,7 @@
     <MSBuildAllProjects>$(MSBuildAllProjects);$(MSBuildThisFileFullPath)</MSBuildAllProjects>
   </PropertyGroup>
   <PropertyGroup>
-    <VersionPrefix>16.8.0</VersionPrefix>
+    <VersionPrefix>16.8.0</VersionPrefix><DotNetFinalVersionKind>release</DotNetFinalVersionKind>
     <AssemblyVersion>15.1.0.0</AssemblyVersion>
     <PreReleaseVersionLabel>preview</PreReleaseVersionLabel>
     <DotNetUseShippingVersions>true</DotNetUseShippingVersions>