Remove incorrect nuget package

Author: saddam213

OnnxStack.Core/OnnxStack.Core.csproj

@@ -39,7 +39,6 @@
     <PackageReference Include="Microsoft.Extensions.Hosting.Abstractions" Version="7.0.0" />
     <PackageReference Include="Microsoft.Extensions.Logging.Abstractions" Version="7.0.0" />
     <PackageReference Include="Microsoft.ML" Version="2.0.1" />
-    <PackageReference Include="Microsoft.ML.OnnxRuntime" Version="1.16.2" />
     <PackageReference Include="Microsoft.ML.OnnxRuntime.Extensions" Version="0.9.0" />
     <PackageReference Include="Microsoft.ML.OnnxRuntime.Managed" Version="1.16.2" />
   </ItemGroup>