Bump Microsoft.Extensions.TimeProvider.Testing from 8.5.0 to 8.6.0

Bumps [Microsoft.Extensions.TimeProvider.Testing](https://github.com/dotnet/extensions) from 8.5.0 to 8.6.0.
- [Release notes](https://github.com/dotnet/extensions/releases)
- [Commits](https://github.com/dotnet/extensions/commits)

---
updated-dependencies:
- dependency-name: Microsoft.Extensions.TimeProvider.Testing
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Directory.Packages.props

@@ -76,7 +76,7 @@
     <PackageVersion Include="Microsoft.Extensions.Logging.ApplicationInsights" Version="2.22.0" />
     <PackageVersion Include="Microsoft.Extensions.Logging.Console" Version="8.0.0" />
     <PackageVersion Include="Microsoft.Extensions.Logging" Version="8.0.0" />
-    <PackageVersion Include="Microsoft.Extensions.TimeProvider.Testing" Version="8.5.0" />
+    <PackageVersion Include="Microsoft.Extensions.TimeProvider.Testing" Version="8.6.0" />
     <PackageVersion Include="Microsoft.Extensions.Options.ConfigurationExtensions" Version="8.0.0" />
     <PackageVersion Include="Microsoft.Health.Abstractions" Version="$(HealthcareSharedPackageVersion)" />
     <PackageVersion Include="Microsoft.Health.Api" Version="$(HealthcareSharedPackageVersion)" />