Bump Foundatio.Xunit.v3 from 13.0.0-beta4 to 13.0.0-beta6 (#139)

---
updated-dependencies:
- dependency-name: Foundatio.Xunit.v3
  dependency-version: 13.0.0-beta6
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

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

@@ -13,7 +13,7 @@
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="18.4.0" />
     <PackageReference Include="xunit.v3.mtp-v2" Version="3.2.2" />
     <PackageReference Include="xunit.runner.visualstudio" Version="3.1.5" />
-    <PackageReference Include="Foundatio.Xunit.v3" Version="13.0.0-beta4" />
+    <PackageReference Include="Foundatio.Xunit.v3" Version="13.0.0-beta6" />
     <PackageReference Include="GitHubActionsTestLogger" Version="3.0.3" PrivateAssets="All" />
   </ItemGroup>
 </Project>