Bump Microsoft.Extensions.Configuration.Json in /gremlin-dotnet

Bumps [Microsoft.Extensions.Configuration.Json](https://github.com/dotnet/runtime) from 8.0.1 to 9.0.2.
- [Release notes](https://github.com/dotnet/runtime/releases)
- [Commits](dotnet/runtime@v8.0.1...v9.0.2)

---
updated-dependencies:
- dependency-name: Microsoft.Extensions.Configuration.Json
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

gremlin-dotnet/test/Gremlin.Net.IntegrationTest/Gremlin.Net.IntegrationTest.csproj

@@ -21,7 +21,7 @@
     <PackageReference Include="NSubstitute" Version="5.1.0" />
     <PackageReference Include="xunit.runner.visualstudio" Version="2.8.2" />
     <PackageReference Include="xunit" Version="2.9.2" />
-    <PackageReference Include="Microsoft.Extensions.Configuration.Json" Version="8.0.1" />
+    <PackageReference Include="Microsoft.Extensions.Configuration.Json" Version="9.0.2" />
     <PackageReference Include="YamlDotNet" Version="12.2.0" />
   </ItemGroup>
   <ItemGroup>