fix: format

Author: csviri

operator-framework-core/src/main/java/io/javaoperatorsdk/operator/api/reconciler/ControllerConfiguration.java

@@ -4,7 +4,6 @@
 import java.lang.annotation.Retention;
 import java.lang.annotation.RetentionPolicy;
 import java.lang.annotation.Target;
-import java.util.concurrent.TimeUnit;
 
 import io.javaoperatorsdk.operator.api.config.dependent.Dependent;
 import io.javaoperatorsdk.operator.processing.event.source.controller.ResourceEventFilter;