Bump Microsoft.AspNetCore.TestHost in the microsoft group (#200)

Bumps the microsoft group with 1 update: [Microsoft.AspNetCore.TestHost](https://github.com/dotnet/aspnetcore).


Updates `Microsoft.AspNetCore.TestHost` from 8.0.7 to 8.0.8
- [Release notes](https://github.com/dotnet/aspnetcore/releases)
- [Changelog](https://github.com/dotnet/aspnetcore/blob/main/docs/ReleasePlanning.md)
- [Commits](dotnet/aspnetcore@v8.0.7...v8.0.8)

---
updated-dependencies:
- dependency-name: Microsoft.AspNetCore.TestHost
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: microsoft
...

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

Tingle.AzureCleaner.Tests/Tingle.AzureCleaner.Tests.csproj

@@ -11,7 +11,7 @@
 
   <ItemGroup>
     <PackageReference Include="MartinCostello.Logging.XUnit" Version="0.4.0" />
-    <PackageReference Include="Microsoft.AspNetCore.TestHost" Version="8.0.7" />
+    <PackageReference Include="Microsoft.AspNetCore.TestHost" Version="8.0.8" />
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.10.0" />
     <PackageReference Include="xunit" Version="2.9.0" />
     <PackageReference Include="xunit.runner.visualstudio" Version="2.8.2" PrivateAssets="All" />