By Matthew Abbott Paul McGinley has tempered expectations about any agreement between LIV Golf and the PGA Tour before the Masters. McGinley, 57, remains pessimistic despite talks between both parties in The Bahamas earlier this month and PGA Tour commissioner Jay Monahan confirming they held constructive conversations. Days before, he acknowledged the negotiations were accelerating before reiterating that the prospect of a positive outcome remains realistic. But a fortnight has now passed since those talks, and besides some details about Tiger Woods playing a round with would-be chairman Yasi…