fix: enable native integration test (#143)

Author: csviri

samples/quarkus/src/test/java/io/javaoperatorsdk/webhook/sample/conversion/NativeConversionEndpointTest.java renamed to samples/quarkus/src/test/java/io/javaoperatorsdk/webhook/sample/conversion/NativeConversionEndpointIT.java

@@ -1,10 +1,7 @@
 package io.javaoperatorsdk.webhook.sample.conversion;
 
-import org.junit.jupiter.api.Disabled;
-
 import io.quarkus.test.junit.QuarkusIntegrationTest;
 
-@Disabled
 @QuarkusIntegrationTest
-public class NativeConversionEndpointTest extends ConversionEndpointTest {
+public class NativeConversionEndpointIT extends ConversionEndpointTest {
 }