fix(维护管理): 优化计划维修撤销按钮显示逻辑，仅当planStatus为1时显示

src/views/maintenance/repair/planRepair/index.vue

@@ -62,6 +62,9 @@
             class="ele-action"
             title="确认撤销这条报修记录吗？"
             @confirm="cancel(row)"
+            v-if="
+              row.planStatus ==1
+            "
           >
             <template v-slot:reference>
               <el-link type="danger" :underline="false" icon="el-icon-delete">