bug修改

src/pages/system/cardAndCouponManager/cardManager/index.vue

           label="有效期"
           width="150">
           <template slot-scope="scope">
-            <span style="width:100%;display:block;text-align:center;white-space: nowrap;">{{toolClass.dateFormat(scope.row.StartDate)}}</span>
+            <span style="width:100%;display:block;text-align:center;white-space: nowrap;">{{toolClass.dateFormat(scope.row.StartDate, 'yyyy-MM-dd')}}</span>
             <span style="width:100%;display:block;text-align:center;white-space: nowrap;">至</span>
-            <span style="width:100%;display:block;text-align:center;white-space: nowrap;">{{toolClass.dateFormat(scope.row.EndDate)}}</span>
+            <span style="width:100%;display:block;text-align:center;white-space: nowrap;">{{toolClass.dateFormat(scope.row.EndDate, 'yyyy-MM-dd')}}</span>
           </template>
         </el-table-column>
         <el-table-column