Updated sample to use new Graph Core libraries to properly handle CAE.

Author: v-michaelmi

2-WebApp-graph-user/2-1-Call-MSGraph/WebApp-OpenIDConnect-DotNet-graph.csproj

@@ -10,6 +10,7 @@
 
   <ItemGroup>
     <PackageReference Include="Microsoft.AspNetCore.Authentication.AzureAD.UI" Version="3.1.14" />
+    <PackageReference Include="Microsoft.Graph.Core" Version="2.0.10" />
     <PackageReference Include="Microsoft.Identity.Web.MicrosoftGraph" Version="1.25.1" />
     <PackageReference Include="Microsoft.Identity.Web.UI" Version="1.25.1" />
     <PackageReference Include="Microsoft.VisualStudio.Web.CodeGeneration.Design" Version="3.1.5" />