ORLANDO — Jimmy Butler already was gone, sidelined in the first quarter by a stomach bug that had him away from the Miami Heat when they took flight for Saturday night’s game against the Orlando Magic at the Kia Center. But Bam Adebayo was determined to stay and fight. That, coach Erik Spoelstra said, seemingly never was in question after Adebayo took an inadvertent elbow from teammate Jaime Jaquez Jr.