同步sku价格到卖家云

app/Http/Controllers/Admin/GoodsController.php

         if($referenceCost){
             //更新erp系统sku
             $erpArr['skuId'] = $skus->erpSkuId;
-            $erpArr['referenceCost'] = $skus->referenceCost;
+            $erpArr['referenceCost'] = $referenceCost;
             $erp_up = Order::mjErpSkuUpdate($erpArr);
             if( $erp_up == false ){
                 throw new Exception("erpSku更新同步到卖家云失败");