Bundesliga leaders Bayern Munich needed a Robert Lewandowski penalty eights minutes from time to seal a 1-0 home win over Augsburg on Saturday and move closer to their 10th straight title. Second-placed Borussia Dortmund had won 2-0 at struggling Stuttgart on Friday and Bayern’s fortunate win means the gap is nine points with just five games left this term. Bayern were beaten 1-0 at Villarreal in midweek in their Champions League quarter-final first leg and they again looked off the pace against fellow Bavarians Augsburg, before a debatable Reece Oxford handball opened the door. “The first hal…