build(deps): bump System.Text.Json from 8.0.5 to 9.0.0 (#10388)

Bumps [System.Text.Json](https://github.com/dotnet/runtime) from 8.0.5 to 9.0.0.
- [Release notes](https://github.com/dotnet/runtime/releases)
- [Commits](dotnet/runtime@v8.0.5...v9.0.0)

---
updated-dependencies:
- dependency-name: System.Text.Json
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Directory.Packages.props

@@ -22,7 +22,7 @@
     <PackageVersion Include="System.Collections.Immutable" Version="8.0.0" />
     <PackageVersion Include="System.Composition" Version="9.0.0" />
     <PackageVersion Include="System.Formats.Asn1" Version="8.0.1" />
-    <PackageVersion Include="System.Text.Json" Version="8.0.5" />
+    <PackageVersion Include="System.Text.Json" Version="9.0.0" />
     <PackageVersion Include="YamlDotNet" Version="15.3.0" />
   </ItemGroup>