Bump Serilog.AspNetCore and Serilog.Settings.Configuration (#285)

Bumps [Serilog.AspNetCore](https://github.com/serilog/serilog-aspnetcore) and [Serilog.Settings.Configuration](https://github.com/serilog/serilog-settings-configuration). These dependencies needed to be updated together.

Updates `Serilog.AspNetCore` from 8.0.0 to 8.0.3
- [Release notes](https://github.com/serilog/serilog-aspnetcore/releases)
- [Commits](serilog/serilog-aspnetcore@v8.0.0...v8.0.3)

Updates `Serilog.Settings.Configuration` from 8.0.0 to 8.0.4
- [Release notes](https://github.com/serilog/serilog-settings-configuration/releases)
- [Changelog](https://github.com/serilog/serilog-settings-configuration/blob/dev/CHANGES.md)
- [Commits](serilog/serilog-settings-configuration@v8.0.0...v8.0.4)

---
updated-dependencies:
- dependency-name: Serilog.AspNetCore
  dependency-type: direct:production
  update-type: version-update:semver-patch
- dependency-name: Serilog.Settings.Configuration
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

sample/Serilog.Sinks.Grafana.Loki.SampleWebApp/Serilog.Sinks.Grafana.Loki.SampleWebApp.csproj

@@ -7,9 +7,9 @@
     </PropertyGroup>
 
     <ItemGroup>
-        <PackageReference Include="Serilog.AspNetCore" Version="8.0.0" />
+        <PackageReference Include="Serilog.AspNetCore" Version="8.0.3" />
         <PackageReference Include="Serilog.Enrichers.Thread" Version="3.1.0" />
-        <PackageReference Include="Serilog.Settings.Configuration" Version="8.0.0" />
+        <PackageReference Include="Serilog.Settings.Configuration" Version="8.0.4" />
     </ItemGroup>
 
     <ItemGroup>