Demote logging the removal of a monitoreditem from warning to debug

src/server/ua_subscription_datachange.c

@@ -33,10 +33,10 @@ UA_MonitoredItem_new(UA_MonitoredItemType monType) {
 void
 MonitoredItem_delete(UA_Server *server, UA_MonitoredItem *monitoredItem) {
     UA_Subscription *sub = monitoredItem->subscription;
-    UA_LOG_WARNING_SESSION(server->config.logger, sub->session,
-                           "Subscription %u | MonitoredItem %i | "
-                           "Delete the MonitoredItem", sub->subscriptionId,
-                           monitoredItem->monitoredItemId);
+    UA_LOG_DEBUG_SESSION(server->config.logger, sub->session,
+                        "Subscription %u | MonitoredItem %i | "
+                        "Delete the MonitoredItem", sub->subscriptionId,
+                        monitoredItem->monitoredItemId);
 
     if(monitoredItem->monitoredItemType == UA_MONITOREDITEMTYPE_CHANGENOTIFY) {
         /* Remove the sampling callback */