By Lars Mucklejohn Buy-now pay-later giant Klarna has reportedly ditched rights held by large shareholders to block smaller investors’ share trades as it gears up for a blockbuster public listing. The Swedish fintech told investors in a memo last week that it had taken control of stock transaction approvals, Sky News reported. Klarna said it had “listened to” shareholders and that large investors no longer “have the right to interfere” in future share transactions. “A lot of you have raised issues with the slow process of approving secondary transfers but even more with lack of certainty wheth…