Fix missing comments.

Author: faddiv

src/FluentAssertions.AspNetCore.Mvc/FluentAssertions.AspNetCore.Mvc.csproj

@@ -22,6 +22,11 @@
 
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|AnyCPU'">
     <OutputPath>bin\Debug\netstandard2.0\</OutputPath>
+    <DocumentationFile>bin\Debug\netstandard2.0\FluentAssertions.AspNetCore.Mvc.xml</DocumentationFile>
+  </PropertyGroup>
+
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|AnyCPU'">
+    <DocumentationFile>bin\Release\netstandard2.0\FluentAssertions.AspNetCore.Mvc.xml</DocumentationFile>
   </PropertyGroup>
 
   <ItemGroup>