Allowing to use the same input for PromotionCoupon and GiftCards#92

Roshyo wants to merge 2 commits into0.12.xSetono/SyliusGiftCardPlugin:0.12.xfrom

59-use-same-input-promotion-gcSetono/SyliusGiftCardPlugin:59-use-same-input-promotion-gcCopy head branch name to clipboard