Remove unused using statement in KubernetesYamlTests.cs

Author: tg123

tests/KubernetesClient.Tests/KubernetesYamlTests.cs

@@ -4,7 +4,6 @@
 using System.Globalization;
 using System.IO;
 using System.Text;
-using System.Text.Json;
 using System.Threading.Tasks;
 using Xunit;