MPPOrder: set DocStatus=CO before firing AFTER_COMPLETE

else, the PPOrderChangedEvent.isJustCompleted() will always return false.
(i.e. on completion the newDocStatus=IP, oldDocStatus=DR)

#5423

de.metas.adempiere.libero.libero/src/main/java/org/eevolution/model/MPPOrder.java

@@ -285,6 +285,7 @@ public String completeIt()
 		// Update Document Status
 		// NOTE: we need to have it Processed=Yes before calling triggering AFTER_COMPLETE model validator event
 		setProcessed(true);
+		setDocStatus(IDocument.STATUS_Completed);
 		setDocAction(IDocument.ACTION_Close);
 
 		ModelValidationEngine.get().fireDocValidate(this, ModelValidator.TIMING_AFTER_COMPLETE);