refactor: junit extension naming

Author: csviri

src/main/java/com/csviri/jenvtest/junit/EnableKubeAPIServer.java

@@ -8,7 +8,7 @@
 import static java.lang.annotation.ElementType.*;
 import static java.lang.annotation.RetentionPolicy.RUNTIME;
 
-@ExtendWith(APIServerExtension.class)
+@ExtendWith(KubeAPIServerExtension.class)
 @Target({TYPE, ANNOTATION_TYPE})
 @Retention(RUNTIME)
 public @interface EnableKubeAPIServer {

src/main/java/com/csviri/jenvtest/junit/APIServerExtension.java renamed to src/main/java/com/csviri/jenvtest/junit/KubeAPIServerExtension.java

@@ -6,7 +6,7 @@
 
 import com.csviri.jenvtest.KubeAPIServer;
 
-public class APIServerExtension implements BeforeAllCallback, AfterAllCallback {
+public class KubeAPIServerExtension implements BeforeAllCallback, AfterAllCallback {
 
   private KubeAPIServer kubeApiServer;