By Hakan Ersen and Matthias Inverardi FRANKFURT/DUESSELDORF (Reuters) -Major grocery chain Rewe has scrapped its advertising campaign with the German Football Association (DFB) after soccer’s global governing body cracked down on players wearing ‘OneLove’ armbands in support of diversity at the Qatar World Cup. The move by Rewe, one of Germany’s biggest supermarket chains with group-wide annual sales of 76.5 billion euros ($78.5 billion), makes it the first sponsor to take action after FIFA threatened to issue yellow cards to any player wearing the multi-coloured armband at the World Cup. Germ…