By A. Ananthalakshmi, Rozanna Latiff and Mei Mei Chu KUALA LUMPUR (Reuters) -Malaysian Prime Minister Ismail Sabri Yaakob on Monday called an early election, aiming to win a stronger mandate and end political instability since the multi-billion dollar 1MDB scandal and COVID crisis. The ruling United Malays National Organisation’s rush to hold polls that had been due by September next year comes as some of its leaders face the prospect of long jail terms over graft charges. Factions pressing Ismail to hold early elections support former premier Najib Razak and party president Ahmad Zahid Hamidi…