Bump Foundatio.Xunit from 10.2.1 to 10.4.0

Bumps [Foundatio.Xunit](https://github.com/FoundatioFx/Foundatio) from 10.2.1 to 10.4.0.
- [Release notes](https://github.com/FoundatioFx/Foundatio/releases)
- [Commits](FoundatioFx/Foundatio@v10.2.1...v10.4.0)

---
updated-dependencies:
- dependency-name: Foundatio.Xunit
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

tests/Exceptionless.DateTimeExtensions.Tests/Exceptionless.DateTimeExtensions.Tests.csproj

@@ -11,6 +11,6 @@
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="16.11.0" />
     <PackageReference Include="xunit" Version="2.4.1" />
     <PackageReference Include="xunit.runner.visualstudio" Version="2.4.5" />
-    <PackageReference Include="Foundatio.Xunit" Version="10.2.1" />
+    <PackageReference Include="Foundatio.Xunit" Version="10.4.0" />
   </ItemGroup>
 </Project>