By Matt Hladik Pittsburgh Steelers fans are fed up with offensive coordinator Matt Canada. Well, many of them were probably unhappy with Canada even before today, but another sluggish start for the Pittsburgh offense has increased the calls for his firing. The Steelers currently trail the Jets 10-0 in the second quarter at Acrisure Stadium. Pittsburgh has run 13 plays and gained only 47 yards. The criticism of Canadais loud on social media. Unless the Steelers can get something going, they will fall to 1-3 on the season with a loss. Pittsburgh won its season opener at Cincinnati but fell to th…