Update dependencies from https://github.com/dotnet/aspnetcore-tooling build 20200228.8 (#19462)

- Microsoft.AspNetCore.Razor.Language - 3.1.3
- Microsoft.CodeAnalysis.Razor - 3.1.3
- Microsoft.NET.Sdk.Razor - 3.1.3
- Microsoft.AspNetCore.Mvc.Razor.Extensions - 3.1.3

Author: dotnet-maestro[bot]

NuGet.config

@@ -9,7 +9,7 @@
     <add key="darc-pub-dotnet-corefx-e946ceb-1" value="https://pkgs.dev.azure.com/dnceng/public/_packaging/darc-pub-dotnet-corefx-e946cebe-1/nuget/v3/index.json" />
     <add key="darc-pub-dotnet-corefx-8a3ffed" value="https://pkgs.dev.azure.com/dnceng/public/_packaging/darc-pub-dotnet-corefx-8a3ffed5/nuget/v3/index.json" />
     <add key="darc-pub-dotnet-corefx-0f7f38c" value="https://pkgs.dev.azure.com/dnceng/public/_packaging/darc-pub-dotnet-corefx-0f7f38c4/nuget/v3/index.json" />
-    <add key="darc-pub-dotnet-aspnetcore-tooling-de551ed" value="https://pkgs.dev.azure.com/dnceng/public/_packaging/darc-pub-dotnet-aspnetcore-tooling-de551ed7/nuget/v3/index.json" />
+    <add key="darc-pub-dotnet-aspnetcore-tooling-5ecfad7" value="https://pkgs.dev.azure.com/dnceng/public/_packaging/darc-pub-dotnet-aspnetcore-tooling-5ecfad7e/nuget/v3/index.json" />
     <!--End: Package sources managed by Dependency Flow automation. Do not edit the sources above.-->
     <add key="dotnet-core" value="https://dotnetfeed.blob.core.windows.net/dotnet-core/index.json" />
     <add key="dotnet-eng" value="https://pkgs.dev.azure.com/dnceng/public/_packaging/dotnet-eng/nuget/v3/index.json" />

eng/Version.Details.xml

@@ -15,19 +15,19 @@
     </Dependency>
     <Dependency Name="Microsoft.AspNetCore.Razor.Language" Version="3.1.3">
       <Uri>https://github.com/dotnet/aspnetcore-tooling</Uri>
-      <Sha>de551ed74d34d4651cc194a4f420017b744ada5c</Sha>
+      <Sha>5ecfad7e0515ee580f7e1b51d1558fc2a1d27ee5</Sha>
     </Dependency>
     <Dependency Name="Microsoft.AspNetCore.Mvc.Razor.Extensions" Version="3.1.3">
       <Uri>https://github.com/dotnet/aspnetcore-tooling</Uri>
-      <Sha>de551ed74d34d4651cc194a4f420017b744ada5c</Sha>
+      <Sha>5ecfad7e0515ee580f7e1b51d1558fc2a1d27ee5</Sha>
     </Dependency>
     <Dependency Name="Microsoft.CodeAnalysis.Razor" Version="3.1.3">
       <Uri>https://github.com/dotnet/aspnetcore-tooling</Uri>
-      <Sha>de551ed74d34d4651cc194a4f420017b744ada5c</Sha>
+      <Sha>5ecfad7e0515ee580f7e1b51d1558fc2a1d27ee5</Sha>
     </Dependency>
     <Dependency Name="Microsoft.NET.Sdk.Razor" Version="3.1.3">
       <Uri>https://github.com/dotnet/aspnetcore-tooling</Uri>
-      <Sha>de551ed74d34d4651cc194a4f420017b744ada5c</Sha>
+      <Sha>5ecfad7e0515ee580f7e1b51d1558fc2a1d27ee5</Sha>
     </Dependency>
     <Dependency Name="dotnet-ef" Version="3.1.3">
       <Uri>https://github.com/dotnet/efcore</Uri>