Merge pull request #474 from microsoft/dependabot/nuget/xunit-2.6.6

Bump xunit from 2.6.5 to 2.6.6

Author: baywet

test/Microsoft.OpenAPI.OData.Reader.Tests/Microsoft.OpenAPI.OData.Reader.Tests.csproj

@@ -74,7 +74,7 @@
     </PackageReference>
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.8.0" />
     <PackageReference Include="Microsoft.OpenApi" Version="1.6.11" />
-    <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>