加大尺码聚合的桶大小100->300

@@ -29,7 +29,7 @@ public class SizeAggregation extends AbstractAggregation {
 
 	@Override
 	public AbstractAggregationBuilder getBuilder() {
-		return AggregationBuilders.terms(aggName()).field("sizeIds").size(100);
+		return AggregationBuilders.terms(aggName()).field("sizeIds").size(300);
 	}
 	
 	@Override