refactor: remove unnecessary border and padding from textarea in PageFour component

pages/orderDetailRefactored/components/PageFour.vue

@@ -815,8 +815,6 @@ export default {
   ::v-deep textarea {
     min-height: 200rpx;
     border-radius: 8rpx;
-    border: 1rpx solid #e5e7eb;
-    padding: 20rpx 16rpx;
     width: 100%;
     box-sizing: border-box;
     line-height: 1.5;