Bump Microsoft.AspNetCore.TestHost from 6.0.2 to 6.0.3 (#29)

Bumps [Microsoft.AspNetCore.TestHost](https://github.com/dotnet/aspnetcore) from 6.0.2 to 6.0.3.
<details>
<summary>Release notes</summary>

*Sourced from [Microsoft.AspNetCore.TestHost's releases](https://github.com/dotnet/aspnetcore/releases).*

> ## .NET 6.0.3
> [Release](https://github.com/dotnet/core/tree/v6.0.3)
</details>
<details>
<summary>Commits</summary>

- [`c911002`](dotnet/aspnetcore@c911002) Merged PR 21440: [internal/release/6.0] Update dependencies from dnceng/inter...
- [`5049143`](dotnet/aspnetcore@5049143) [internal/release/6.0] Update dependencies from dnceng/internal/dotnet-runtime
- [`04bc56b`](dotnet/aspnetcore@04bc56b) [internal/release/6.0] Update dependencies from dnceng/internal/dotnet-efcore...
- [`f01a14d`](dotnet/aspnetcore@f01a14d) Merge in 'release/6.0' changes
- [`d5d2e4d`](dotnet/aspnetcore@d5d2e4d) [release/6.0] Extend disable component governance for linux ([#40158](dotnet/aspnetcore#40158))
- [`e7bfbce`](dotnet/aspnetcore@e7bfbce) Merge in 'release/6.0' changes
- [`00d34c3`](dotnet/aspnetcore@00d34c3) Port dotnet/aspnetcore#38814 to 6.0 ([#40101](dotnet/aspnetcore#40101))
- [`8dfa6ac`](dotnet/aspnetcore@8dfa6ac) Merge in 'release/6.0' changes
- [`006f1b8`](dotnet/aspnetcore@006f1b8) Fix 5.0 SiteExtension Version ([#40121](dotnet/aspnetcore#40121))
- [`372292b`](dotnet/aspnetcore@372292b) Merge in 'release/6.0' changes
- Additional commits viewable in [compare view](dotnet/aspnetcore@v6.0.2...v6.0.3)
</details>

<br />

Reviewed-on: https://gitea.dysnomia.studio/elanis/portfolio/pulls/29
Co-authored-by: elanis <elanis@noreply.example.org>
Co-committed-by: elanis <elanis@noreply.example.org>

Portfolio.Test/Portfolio.Test.csproj

@@ -12,7 +12,7 @@
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
     </PackageReference>
     <PackageReference Include="FluentAssertions" Version="6.5.1" />
-    <PackageReference Include="Microsoft.AspNetCore.TestHost" Version="6.0.2" />
+    <PackageReference Include="Microsoft.AspNetCore.TestHost" Version="6.0.3" />
     <PackageReference Include="Microsoft.Extensions.Configuration" Version="6.0.0" />
     <PackageReference Include="Microsoft.Extensions.Configuration.UserSecrets" Version="6.0.1" />
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.1.0" />