By Uditha Jayasinghe and Devjyot Ghoshal COLOMBO (Reuters) – Sri Lanka’s ousted president Gotabaya Rajapaksa, who fled overseas this week to escape a popular uprising against his government, has said he took “all possible steps” to avert the economic crisis that has engulfed the island nation. Rajapaksa’s resignation was accepted by parliament on Friday. He flew to the Maldives and then to Singapore after hundreds of thousands of anti-government protesters came out on the streets of Colombo a week ago and occupied his official residence and offices. Sri Lanka’s parliament met on Saturday to be…