build(deps): bump Serilog.Sinks.File and System.Threading.Channels

Bumps [Serilog.Sinks.File](https://github.com/serilog/serilog-sinks-file) and [System.Threading.Channels](https://github.com/dotnet/runtime). These dependencies needed to be updated together.

Updates `Serilog.Sinks.File` from 5.0.0 to 6.0.0
- [Release notes](https://github.com/serilog/serilog-sinks-file/releases)
- [Changelog](https://github.com/serilog/serilog-sinks-file/blob/dev/CHANGES.md)
- [Commits](serilog/serilog-sinks-file@v5.0.0...v6.0.0)

Updates `System.Threading.Channels` from 6.0.0 to 8.0.0
- [Release notes](https://github.com/dotnet/runtime/releases)
- [Commits](dotnet/runtime@v6.0.0...v8.0.0)

---
updated-dependencies:
- dependency-name: Serilog.Sinks.File
  dependency-type: direct:production
  update-type: version-update:semver-major
- dependency-name: System.Threading.Channels
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Directory.Packages.props

@@ -40,7 +40,7 @@
         <PackageVersion Include="Serilog.Extensions.Hosting" Version="7.0.0" />
         <PackageVersion Include="Serilog.Sinks.Async" Version="1.5.0" />
         <PackageVersion Include="Serilog.Sinks.Console" Version="4.1.0" />
-        <PackageVersion Include="Serilog.Sinks.File" Version="5.0.0" />
+        <PackageVersion Include="Serilog.Sinks.File" Version="6.0.0" />
         <PackageVersion Include="Serilog.Sinks.Map" Version="1.0.2" />
         <PackageVersion Include="Spectre.Console.Cli" Version="0.49.1" />
         <PackageVersion Include="StyleCop.Analyzers" Version="1.2.0-beta.556" />