去掉限制

src/views/tirePartsMall/salesManagement/saleOrder/detailsPage.vue

@@ -20,7 +20,6 @@
                 </el-button>
 
                 <el-button class="el-button--small-yh" style="margin-left: 6px;" type="info" size="small"
-                    v-if="form.businessSource != '外部销售'"
                     :disabled="form.status != '已发货' || form.returnsNumber == form.goodsTotalNum || editButton" @click="getReturns">
                     销售退货
                 </el-button>