默认排序规则改为首次上架时间

@@ -141,7 +141,7 @@ public class SearchSortHelper {
 
 	// 都要添加次要排序条件
 	private void addDeafultSortBuildSorts(List<SortBuilder> sortBuilders,List<String> filteredFieldNames) {
-		this.addSortBuildSorts(sortBuilders, filteredFieldNames, "shelveTime", SortOrder.DESC);
+		this.addSortBuildSorts(sortBuilders, filteredFieldNames, "firstShelveTime", SortOrder.DESC);
 		this.addSortBuildSorts(sortBuilders, filteredFieldNames, "id", SortOrder.DESC);
 	}