update qualityAde.xsd

public/0.1/qualityAde.xsd

@@ -410,7 +410,7 @@
 			</documentation>
 		</annotation>
 		<complexContent>
-			<extension base="gml:AbstractGMLType">
+			<extension base="gml:AbstractFeatureType">
 				<sequence>
 					<element name="validationPlan" type="qual:validationPlanType" maxOccurs="1" />
 					<element name="statistics" type="qual:statisticsType" maxOccurs="1" />