Update to latest nuget package

Author: rockfordlhotka

csla-mcp-server/csla-mcp-server.csproj

@@ -15,9 +15,9 @@
     <PackageReference Include="Azure.AI.OpenAI" Version="2.1.0" />
     <PackageReference Include="Microsoft.AspNetCore.OpenApi" Version="10.0.0-rc.1.25451.107" />
     <PackageReference Include="Microsoft.VisualStudio.Azure.Containers.Tools.Targets" Version="1.23.0" />
-    <PackageReference Include="ModelContextProtocol" Version="0.3.0-preview.4" />
-    <PackageReference Include="ModelContextProtocol.AspNetCore" Version="0.3.0-preview.4" />
-    <PackageReference Include="ModelContextProtocol.Core" Version="0.3.0-preview.4" />
+    <PackageReference Include="ModelContextProtocol" Version="0.7.0-preview.1" />
+    <PackageReference Include="ModelContextProtocol.AspNetCore" Version="0.7.0-preview.1" />
+    <PackageReference Include="ModelContextProtocol.Core" Version="0.7.0-preview.1" />
     <PackageReference Include="OpenTelemetry.Exporter.OpenTelemetryProtocol" Version="1.12.0" />
     <PackageReference Include="OpenTelemetry.Extensions.Hosting" Version="1.12.0" />
     <PackageReference Include="OpenTelemetry.Instrumentation.AspNetCore" Version="1.12.0" />