NEW YORK — Emma Navarro met her match. The fast-rising American’s storybook run at the US Open came to an end Thursday night as Aryna Sabalenka eliminated her — 6-3, 7-6 (2) — in the semifinal at Arthur Ashe Stadium. Sabalenka, the world’s No. 2 player, deployed a powerful first serve that approached 120 mph — about 10 mph faster on average than Navarro’s — to set a fiery tone on a chilly …