feat: convinience method to reschedule with duration (#1325)

Author: csviri

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

@@ -1,5 +1,6 @@
 package io.javaoperatorsdk.operator.api.reconciler;
 
+import java.time.Duration;
 import java.util.Optional;
 import java.util.concurrent.TimeUnit;
 
@@ -12,6 +13,11 @@ public T rescheduleAfter(long delay) {
     return (T) this;
   }
 
+  public T rescheduleAfter(Duration delay) {
+    this.scheduleDelay = delay.toMillis();
+    return (T) this;
+  }
+
   public T rescheduleAfter(long delay, TimeUnit timeUnit) {
     return rescheduleAfter(timeUnit.toMillis(delay));
   }