Macworld Just weeks after a judge found Apple at fault in its patent case with Masimo, forcing the company to disable the blood-oxygen sensor on new units, Apple got some good news in a separate Apple Watch case over heart monitoring. A U.S. District Court judge ruled that Apple will not have to face a trial over third-party access to Apple Watch heart rate data following an antitrust suit filed by AliveCor. AliveCor, which claims to have developed the world’s first personal ECG with KardiaBand, accused Apple of using “tactics in the heart rate analysis market [that] have injured competition, …