Skip favorite nodes when clearing out oldest in NodeDB (#3464)

* Skip favorite nodes when clearing out oldest in NodeDB

* We should actually map between the types

src/mesh/TypeConversions.cpp

@@ -12,6 +12,7 @@ meshtastic_NodeInfo TypeConversions::ConvertToNodeInfo(const meshtastic_NodeInfo
     info.channel = lite->channel;
     info.via_mqtt = lite->via_mqtt;
     info.hops_away = lite->hops_away;
+    info.is_favorite = lite->is_favorite;
 
     if (lite->has_position) {
         info.has_position = true;