Bump Microsoft.AspNetCore.Mvc.Testing from 5.0.3 to 5.0.4

Bumps [Microsoft.AspNetCore.Mvc.Testing](https://github.com/dotnet/aspnetcore) from 5.0.3 to 5.0.4.
- [Release notes](https://github.com/dotnet/aspnetcore/releases)
- [Commits](dotnet/aspnetcore@v5.0.3...v5.0.4)

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

Author: dependabot-preview[bot]

src/FluffySpoon.AspNet.EncryptWeMust.Tests/FluffySpoon.AspNet.EncryptWeMust.Tests.csproj

@@ -7,7 +7,7 @@
     <ItemGroup>
       <PackageReference Include="FluentAssertions" Version="5.10.3" />
       <PackageReference Include="Microsoft.AspNetCore" Version="2.2.0" />
-      <PackageReference Include="Microsoft.AspNetCore.Mvc.Testing" Version="5.0.3" />
+      <PackageReference Include="Microsoft.AspNetCore.Mvc.Testing" Version="5.0.4" />
       <PackageReference Include="Microsoft.Extensions.DependencyInjection" Version="5.0.1" />
       <PackageReference Include="Microsoft.NET.Test.Sdk" Version="16.9.1" />
       <PackageReference Include="MSTest.TestAdapter" Version="2.2.1" />