CHICAGO — Left-hander Dallas Keuchel’s $20 million option for 2023 in his contract with the Chicago White Sox would become guaranteed if he pitches 320 regular-season innings in 2021-22 combined, including at least 160 in 2022, and he passes a physical at the end of the 2022 season. Keuchel’s $55.5 million, three-year deal, announced Dec.