Bump Microsoft.Kiota.Serialization.Json in /src (#134)

Bumps [Microsoft.Kiota.Serialization.Json](https://github.com/microsoft/kiota-serialization-json-dotnet) from 1.0.0-preview.5 to 1.0.0-preview.6.
- [Release notes](https://github.com/microsoft/kiota-serialization-json-dotnet/releases)
- [Changelog](https://github.com/microsoft/kiota-serialization-json-dotnet/blob/main/CHANGELOG.md)
- [Commits](microsoft/kiota-serialization-json-dotnet@v1.0.0-preview.5...v1.0.0-preview.6)

---
updated-dependencies:
- dependency-name: Microsoft.Kiota.Serialization.Json
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>

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

Author: dependabot[bot]

src/msgraph-cli.csproj

@@ -28,7 +28,7 @@
     <PackageReference Include="Microsoft.Kiota.Authentication.Azure" Version="1.0.0-preview.3" />
     <PackageReference Include="Microsoft.Kiota.Cli.Commons" Version="0.1.9-preview.2" />
     <PackageReference Include="Microsoft.Kiota.Http.HttpClientLibrary" Version="1.0.0-preview.8" />
-    <PackageReference Include="Microsoft.Kiota.Serialization.Json" Version="1.0.0-preview.5" />
+    <PackageReference Include="Microsoft.Kiota.Serialization.Json" Version="1.0.0-preview.6" />
     <PackageReference Include="System.CommandLine.Hosting" Version="0.4.0-alpha.22272.1" />
   </ItemGroup>
 </Project>