Bump ModelContextProtocol and ModelContextProtocol.AspNetCore (#45)

Bumps ModelContextProtocol from 1.3.0 to 1.4.0
Bumps ModelContextProtocol.AspNetCore from 1.3.0 to 1.4.0

---
updated-dependencies:
- dependency-name: ModelContextProtocol
  dependency-version: 1.4.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
- dependency-name: ModelContextProtocol.AspNetCore
  dependency-version: 1.4.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

Directory.Packages.props

@@ -12,8 +12,8 @@
     <PackageVersion Include="Microsoft.TemplateSearch.Common" Version="10.0.103" />
 
     <!-- MCP SDK -->
-    <PackageVersion Include="ModelContextProtocol" Version="1.3.0" />
-    <PackageVersion Include="ModelContextProtocol.AspNetCore" Version="1.3.0" />
+    <PackageVersion Include="ModelContextProtocol" Version="1.4.0" />
+    <PackageVersion Include="ModelContextProtocol.AspNetCore" Version="1.4.0" />
 
     <!-- Hosting -->
     <PackageVersion Include="Microsoft.Extensions.Hosting" Version="9.0.0" />