By Shreyashi Sanyal and Johann M Cherian (Reuters) – The Nasdaq rose more than 2% on Thursday to hit a near five-month intra-day high as Meta Platforms surged on rigorous cost controls, while a dovish message from Federal Reserve Chair Jerome Powell boosted bets of a softer landing for the U.S. economy. Meta Platforms Inc soared 21.1% to a near eight-month high after the Facebook-parent announced a new $40 billion share buyback and said it would cut costs in 2023 by $5 billion to between $89 billion and $95 billion. Shares of other growth companies including Apple Inc, Alphabet Inc and Amazon….