feat(clear): update previewSwap for v0.2#1289

FranckDSA wants to merge 1 commit intoKyberNetwork:mainKyberNetwork/kyberswap-dex-lib:mainfrom

FranckDSA:feat/clear-v0.2FranckDSA/kyberswap-dex-lib:feat/clear-v0.2Copy head branch name to clipboard