fix: 文案修改

src/views/ecm/form.vue

@@ -143,7 +143,7 @@
                 <el-input-number controls-position="right" :disabled="!isAdd" v-model="discount_limit.count" :precision="2" :min="0" :max="10" class="w150"></el-input-number>&nbsp;&nbsp;折
               </div>
               <span class="fz14 gray" v-else>不限制消费商品折扣</span>
-              <div v-if="discount_limit.flag" class="fz12 gray">* 商品折扣 = 订单项实付金额 / 订单项应付金额</div>
+              <div v-if="discount_limit.flag" class="fz12 gray">* 商品折扣 = 商品实付 / 吊牌价</div>
             </div>
           </div>
         </el-form-item>