The Pittsburgh Steelers quarterback does not have total control at the line of scrimmage. PITTSBURGH — The Pittsburgh Steelers have yet to produce a successful offense through two games of the regular season. Now completing 11 games without a first-half offensive touchdown, and finding the endzone just twice in two weeks, many are looking for answers to the team’s inability to find success with the football. While quarterback Mitch Trubisky is taking much of the heat, it’s come to light that he doesn’t have full control of the offense when on the field. According to Trubisky and offensive coordinator Matt…