Former Germany midfielder Thomas Hitzlsperger believes his former side Aston Villa can beat Bayern Munich in their Champions League home debut on Wednesday. Birmingham-based Villa famously beat the Germans in the final to lift the 1982 European Cup but have not been in the competition since it morphed into the Champions League. They opened up two weeks ago with a 3-0 win at Young Boys Bern, while Bayern battered Dinamo Zagreb 9-2 at home. “If the two teams have weaknesses, it’s more in defence, and both will have their work cut out. But the attacking power is impressive. It could be an open ga…