By Zach Koons The Cowboys coach made clear what he feels is the hope for the team over the next few weeks. As has become customary over the years, Cowboys owner Jerry Jones made a series of somewhat head-turning comments about the state of the team’s quarterback room earlier this week. Speaking to reporters on Thursday, Jones said he would welcome a quarterback controversy once starter Dak Prescott is able to return from injury, as it would mean that backup Cooper Rush was performing well and the team was having success. “Of course I would,” Jones said when asked about his desire for a quarter…