fix bug

mallinkService/src/main/resources/mapper/WxCouponChannelMapper.xml

@@ -215,7 +215,6 @@
 
 	<select id="findVoListByMerchant" parameterType="com.iformall.domain.po.WxCouponChannel" resultMap="CouponChannelVoMap">
 		select <include refid="CouponChannelVoColumns" />
-		,mer.qr_code
 		from wx_coupon_channel cc
 		join wx_coupon_merchant cm
 			on cm.product_id = cc.coupon_id