修改文字

pages/goods/details.vue

@@ -13,7 +13,7 @@
  			</view>
  		</view>
  		<view class="voucher-coupon-detail-content">
- 			<view class="voucher-coupon-detail-content-title">说明</view>
+ 			<view class="voucher-coupon-detail-content-title">使用说明</view>
  			<view class="voucher-coupon-detail-content-desc" v-html="coupon.details"></view>
  		</view>
  		<view class="voucher-coupon-detail-footer-btn" v-if="type !== 'my'" :class="{ remainCount: coupon.remainCount == 0 }" @click="receive">立即兑换</view>