Add missing nuget update

Author: Metal-Mighty

src/IoTHub.Portal.Server/IoTHub.Portal.Server.csproj

@@ -33,7 +33,7 @@
   </ItemGroup>
 
   <ItemGroup>
-    <PackageReference Include="AutoMapper" Version="12.0.1" />
+    <PackageReference Include="AutoMapper" Version="15.1.3" />
     <PackageReference Include="AutoMapper.Extensions.Microsoft.DependencyInjection" Version="12.0.1" />
     <PackageReference Include="Azure.Data.Tables" Version="12.9.0" />
     <PackageReference Include="Azure.Messaging.EventHubs" Version="5.12.2" />