By Tzvi Machlin Baltimore Ravens quarterback Lamar Jackson had a tremendous game against the San Francisco 49ers last night and a tremendous season overall, but you might not know it from seeing one Fox NFL graphic. At one point in yesterday’s game, Fox showed a graphic comparing Jackson to 49ers quarterback Brock Purdy. But there was a noticeable error in the passer rating number. Fox listed Jackson as having a passer rating of just 69.5 rather than the real number of 96.5 on their graphic. For many Ravens fans, this appeared to them to be a sign that Fox has an agenda against Jackson being i…