feature：任务单经销商字段修改

src/views/work/deliver/components/detailWork.vue

@@ -35,7 +35,7 @@
             </el-form-item>
           </el-col>
           <el-col :span="24">
-            <el-form-item label="经销商：" style="margin: 0px">
+            <el-form-item label="合同签订单位：" style="margin: 0px">
               {{ theDeliverOrder.distributorName }}
             </el-form-item>
           </el-col>