Bump ModelContextProtocol.AspNetCore from 0.4.0-preview.1 to 0.4.0-preview.3 (#182)

---
updated-dependencies:
- dependency-name: ModelContextProtocol.AspNetCore
  dependency-version: 0.4.0-preview.3
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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Author: dependabot[bot]

Directory.Packages.props

@@ -17,7 +17,7 @@
     <PackageVersion Include="Microsoft.Extensions.Logging" Version="9.0.9" />
     <PackageVersion Include="Microsoft.Extensions.Logging.Abstractions" Version="9.0.9" />
     <PackageVersion Include="Microsoft.Extensions.Telemetry.Abstractions" Version="9.9.0" />
-    <PackageVersion Include="ModelContextProtocol.AspNetCore" Version="0.4.0-preview.1" />
+    <PackageVersion Include="ModelContextProtocol.AspNetCore" Version="0.4.0-preview.3" />
   </ItemGroup>
   <ItemGroup Label="Testing">
     <PackageVersion Include="AwesomeAssertions" Version="9.3.0" />