By Hunter Hodies There was a little bit of drama in the Pittsburgh Steelers locker room a couple of weeks ago. Gerry Dulac of the Pittsburgh Post-Gazette reported on Tuesday afternoon that wide receiver Diontae Johnson and quarterback Mitch Trubisky exchanged words in the locker room and it got heated. Dulac also reported that it was then when Tomlin decided to go with Kenny Pickett in the second half against the New York Jets. Johnson was asked about that report after practice on Wednesday and confirmed that an argument did take place but declined to say whether it led to Trubisky being bench…