Merge pull request #96 from exceptionless/dependabot/nuget/xunit-2.6.6

Bump xunit from 2.6.5 to 2.6.6

Author: niemyjski

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

@@ -9,7 +9,7 @@
   </ItemGroup>
   <ItemGroup>
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.8.0" />
-    <PackageReference Include="xunit" Version="2.6.5" />
+    <PackageReference Include="xunit" Version="2.6.6" />
     <PackageReference Include="xunit.runner.visualstudio" Version="2.5.6">
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>