message: fix(GridItem): failed to break word
diff: color: @grid-item-text-color;
  font-size: @grid-item-text-font-size;
  line-height: 1.5;
  - word-wrap: break-word;
  + // https://github.com/youzan/vant/issues/3894
  + word-break: break-all;
  }
  &__icon + &__text {
  