refactor: replace custom ellipsis classes with native utilities

delete unused ellipsis.scss partial and its import, update all components to use truncate and line-clamp-2 utilities

src/pages-order/order/components/OrderQrcode/index.vue

@@ -15,7 +15,7 @@
 
         <view class="flex w-full flex-row flex-items-center flex-justify-between py-[4px]">
           <view>
-            <view class="text-[16px] font-[500] text-[#000000] leading-[24px] ellipsis-1">
+            <view class="text-[16px] font-[500] text-[#000000] leading-[24px] truncate">
               {{ selectedVoucher.name }}
             </view>
           </view>