Bump Azure.Identity and System.Text.Json

Bumps [Azure.Identity](https://github.com/Azure/azure-sdk-for-net) and [System.Text.Json](https://github.com/dotnet/runtime). These dependencies needed to be updated together.

Updates `Azure.Identity` from 1.13.1 to 1.13.2
- [Release notes](https://github.com/Azure/azure-sdk-for-net/releases)
- [Commits](Azure/azure-sdk-for-net@Azure.Identity_1.13.1...Azure.Identity_1.13.2)

Updates `System.Text.Json` from 9.0.1 to 6.0.10
- [Release notes](https://github.com/dotnet/runtime/releases)
- [Commits](dotnet/runtime@v9.0.1...v6.0.10)

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

Signed-off-by: dependabot[bot] <support@github.com>

Directory.Packages.props

@@ -17,7 +17,7 @@
     <PackageVersion Include="Azure.Extensions.AspNetCore.Configuration.Secrets" Version="1.3.2" />
     <PackageVersion Include="Azure.Extensions.AspNetCore.DataProtection.Blobs" Version="1.4.0" />
     <PackageVersion Include="Azure.Extensions.AspNetCore.DataProtection.Keys" Version="1.3.0" />
-    <PackageVersion Include="Azure.Identity" Version="1.13.1" />
+    <PackageVersion Include="Azure.Identity" Version="1.13.2" />
     <PackageVersion Include="Azure.Monitor.OpenTelemetry.Exporter" Version="1.3.0" />
     <PackageVersion Include="BenchmarkDotNet" Version="0.14.0" />
     <PackageVersion Include="coverlet.msbuild" Version="6.0.3" />