Add effect's MLT tag to effect description, not Kdenlive's id, makes it easier...

Add effect's MLT tag to effect description, not Kdenlive's id, makes it easier to understand which effect is implied

src/assets/abstractassetsrepository.ipp

@@ -334,7 +334,7 @@ template <typename AssetType> bool AbstractAssetsRepository<AssetType>::parseInf
     // Update description if the xml provide one
     QString description = Xml::getSubTagContent(currentAsset, QStringLiteral("description"));
     if (!description.isEmpty()) {
-        res.description = i18n(description.toUtf8().constData()) + QString(" (%1)").arg(res.id);
+        res.description = i18n(description.toUtf8().constData()) + QString(" (%1)").arg(res.mltId);
     }
 
     // Update name if the xml provide one