CHICAGO — The Chicago White Sox recently added right-handed starter Chris Flexen and lefty reliever Tim Hill to their pitching staff, signing both to one-year contracts in late December. Those moves were preceded by the team’s signing of starter Erick Fedde to a two-year deal earlier in December. Whether the pitching staff will still include starter Dylan Cease when spring training arrives next month remains to be seen. Cease continues to be at the center of trade speculation, with a different team reportedly in pursuit seemingly every other day. Sox general manager Chris Getz provided an upda…