Rafael Nadal’s dream of winning his maiden ATP Finals title and ending the year as world No. 1 for the sixth time has been dashed by Felix Auger-Aliassime after the Canadian defeated the first seed 6-3, 6-4.It’s the second loss of the week for Nadal who lost his opening match to American Taylor Fritz on Sunday which puts him at the bottom of the green group with one match left to play against third seed Casper Ruud.Despite a promising start and appearing to have the upper hand early on in the match, ultimately the Spaniard was unable to …