nuget-console-app-with-di: bump the dotnet-packages group

Bumps the dotnet-packages group in /samples/ConsoleAppWithDI/solution with 2 updates: [Microsoft.Extensions.TimeProvider.Testing](https://github.com/dotnet/extensions) and [Microsoft.Extensions.Diagnostics.Testing](https://github.com/dotnet/extensions).


Updates `Microsoft.Extensions.TimeProvider.Testing` from 8.3.0 to 8.4.0
- [Release notes](https://github.com/dotnet/extensions/releases)
- [Commits](https://github.com/dotnet/extensions/commits)

Updates `Microsoft.Extensions.Diagnostics.Testing` from 8.3.0 to 8.4.0
- [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
  dependency-group: dotnet-packages
- dependency-name: Microsoft.Extensions.Diagnostics.Testing
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: dotnet-packages
...

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

samples/ConsoleAppWithDI/solution/Directory.Packages.props

@@ -2,12 +2,12 @@
   <ItemGroup>
     <PackageVersion Include="CommandLineParser" Version="2.9.1" />
     <PackageVersion Include="coverlet.collector" Version="6.0.2" />
-    <PackageVersion Include="Microsoft.Extensions.Diagnostics.Testing" Version="8.3.0" />
+    <PackageVersion Include="Microsoft.Extensions.Diagnostics.Testing" Version="8.4.0" />
     <PackageVersion Include="Microsoft.Extensions.Hosting" Version="8.0.0" />
     <PackageVersion Include="Microsoft.Extensions.Hosting.Abstractions" Version="8.0.0" />
     <PackageVersion Include="Microsoft.Extensions.Logging" Version="8.0.0" />
     <PackageVersion Include="Microsoft.Extensions.Logging.Abstractions" Version="8.0.1" />
-    <PackageVersion Include="Microsoft.Extensions.TimeProvider.Testing" Version="8.3.0" />
+    <PackageVersion Include="Microsoft.Extensions.TimeProvider.Testing" Version="8.4.0" />
     <PackageVersion Include="Microsoft.NET.Test.Sdk" Version="17.9.0" />
     <PackageVersion Include="Moq" Version="4.20.70" />
     <PackageVersion Include="StyleCop.Analyzers" Version="1.2.0-beta.556" />