A heroic homeless man, stabbed after saving a Queens woman from a knife-wielding attacker, lay dying in a pool of blood for more than an hour as nearly 25 people indifferently strolled past him, a shocking surveillance video obtained by The Post reveals. Some of the passers-by paused to stare at Hugo Alfredo Tale-Yax last Sunday morning and others leaned down to look at his face. He had jumped to the aid of a woman attacked on 144th Street at 88th Road in Jamaica at 5:40 a.m., was stabbed several times in the chest and collapsed as he chased his...