GREENBURGH, N.Y. — The New York Knicks are now the favorites to win the Eastern Conference in the sportsbooks, and they sure look like it on the court. The first team to win three straight postseason games by at least 25 points is looking more and more like the one that could make New York’s first NBA Finals appearance in the 2000s. With laughably lopsided scoring margins that resemble UConn women’s basketball more than the NBA, the Knicks have gone from trailing in the first round to a quick lead over the Philadelphia 76ers in the East semifinals, with Game 2 at Madison Square Garden on Wednesday. “We’re playing well at the right time, but I think we have room to grow,” coach Mike Brown said. Hard to imagine, because his team is at a level never seen before in the postseason. A 126-97 victory over Atlanta in Game 5, when the Knicks led by 32, was followed by a 140-89 romp in the clincher, when New York built a 61-point bulge.…