CHICAGO — The Chicago Bulls are unrivaled merchants of hope. It was abundantly clear against the Minnesota Timberwolves on Tuesday night. A 28-point comeback in an overtime victory can fabricate an undue measure of belief. The building shook with it as the Bulls marched persistently and doggedly back into the game. Coby White edged closer and closer to half court as he launched deep 3-pointers. Andre Drummond nearly ripped the rim off. DeMar DeRozan danced through and around and over defenders. And the Bulls looked, at least for a night, like a team that could compete against the best in the W…