build(deps): bump System.Text.Json

Bumps [System.Text.Json](https://github.com/dotnet/runtime) from 6.0.2 to 6.0.10.
- [Release notes](https://github.com/dotnet/runtime/releases)
- [Commits](dotnet/runtime@v6.0.2...v6.0.10)

---
updated-dependencies:
- dependency-name: System.Text.Json
  dependency-type: direct:production
...

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

source/JsonSerialization/source/JsonSerialization/JsonSerialization.csproj

@@ -71,7 +71,7 @@ limitations under the License.
 
   <ItemGroup>
     <PackageReference Include="NodaTime.Serialization.SystemTextJson" Version="1.0.0" />
-    <PackageReference Include="System.Text.Json" Version="6.0.2" />
+    <PackageReference Include="System.Text.Json" Version="6.0.10" />
   </ItemGroup>
 
 </Project>