fix?: use test executor service to see if this fixes CI

Author: metacosm

operator-framework-core/src/test/java/io/javaoperatorsdk/operator/processing/event/source/CustomResourceSelectorTest.java

@@ -19,6 +19,7 @@
 import io.fabric8.kubernetes.client.server.mock.KubernetesMockServer;
 import io.javaoperatorsdk.operator.Operator;
 import io.javaoperatorsdk.operator.api.config.ConfigurationService;
+import io.javaoperatorsdk.operator.api.config.ExecutorServiceManager;
 import io.javaoperatorsdk.operator.api.config.Version;
 import io.javaoperatorsdk.operator.api.reconciler.Context;
 import io.javaoperatorsdk.operator.api.reconciler.ControllerConfiguration;
@@ -48,6 +49,7 @@ public class CustomResourceSelectorTest {
   @SuppressWarnings("unchecked")
   @BeforeEach
   void setUpResources() {
+    ExecutorServiceManager.useTestInstance();
     configurationService = spy(ConfigurationService.class);
     when(configurationService.checkCRDAndValidateLocalModel()).thenReturn(false);
     when(configurationService.getVersion()).thenReturn(new Version("1", "1", new Date()));