fix: remove CustomFilter preventing WebappReconciler from working (#855)

Fixes #854

Author: metacosm

sample-operators/tomcat-operator/src/main/java/io/javaoperatorsdk/operator/sample/CustomFilter.java

@@ -28,7 +28,7 @@
 import io.javaoperatorsdk.operator.processing.event.source.EventSource;
 import io.javaoperatorsdk.operator.processing.event.source.informer.InformerEventSource;
 
-@ControllerConfiguration(eventFilters = {CustomFilter.class})
+@ControllerConfiguration
 public class WebappReconciler implements Reconciler<Webapp>, EventSourceInitializer<Webapp> {
 
   private KubernetesClient kubernetesClient;