KIEV, Ukraine — Until this week, Ukrainians seemed to see President Volodymyr Zelenskyy as beyond reproach, a national hero who stayed in Kiev despite the risk to his personal safety to lead his country against invading Russian troops.In the interview with The Post, published Tuesday, Zelenskyy cited his fears that Ukrainians would panic, flee the country and trigger economic collapse as the reason he chose not to share the stark warnings passed on by U.S. officials regarding Russia’s plans.“If we had communicated that . . . then I would have been losing $7 billion a month since last October...." Zelenskyy...