Despite his brace in the 5-1 thrashing of Union Berlin, Bayern Munich veteran Thomas Müller didn’t fully fulfill coach Thomas Tuchel’s expectations. Asked after Saturday’s game whether Müller, 34, was a candidate to play the Champions League semi-finals first leg against Real Madrid on April 30, Tuchel said: “No, he knows that too. The goals were absolutely great, but the performance wasn’t good.” Tuchel left Müller out of the two quarter-final games against Arsenal and initially hinted that the midfielder would play against Madrid. But on Saturday, the coach stressed that Müller “still has to…