Bump MassTransit and Microsoft.Extensions.Hosting.Abstractions (#445)

Bumps [MassTransit](https://github.com/MassTransit/MassTransit) and [Microsoft.Extensions.Hosting.Abstractions](https://github.com/dotnet/runtime). These dependencies needed to be updated together.

Updates `MassTransit` from 8.3.4 to 8.3.6
- [Commits](MassTransit/MassTransit@v8.3.4...v8.3.6)

Updates `Microsoft.Extensions.Hosting.Abstractions` from 9.0.0 to 8.0.0
- [Release notes](https://github.com/dotnet/runtime/releases)
- [Commits](dotnet/runtime@v9.0.0...v8.0.0)

---
updated-dependencies:
- dependency-name: MassTransit
  dependency-type: direct:production
  update-type: version-update:semver-patch
- dependency-name: Microsoft.Extensions.Hosting.Abstractions
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Directory.Packages.props

@@ -56,7 +56,7 @@
     <PackageVersion Include="JsonSchema.Net" Version="7.3.0" />
     <PackageVersion Include="OllamaSharp" Version="5.0.4" />
     <PackageVersion Include="OpenFeature.Contrib.GOFeatureFlag" Version="0.2.0" />
-    <PackageVersion Include="MassTransit" Version="8.3.4" />
+    <PackageVersion Include="MassTransit" Version="8.3.6" />
     <PackageVersion Include="MassTransit.ActiveMQ" Version="8.3.1" />
     <PackageVersion Include="MeiliSearch" Version="0.16.0" />
     <PackageVersion Include="Microsoft.Data.Sqlite" Version="9.0.1" />