By Kayla Kibbe Like a growing number of modern couples, Carson Daly and his wife have embraced separate bedrooms, a sleeping arrangement sometimes referred to as a “sleep divorce.” The television personality opened up about the benefits of sleeping apart during a recent Today show segment, calling sleep divorce the “best thing” that ever happened to his marriage. “We both, admittedly, slept better apart,” Daly said, explaining that he and his wife, Siri Daly, started sleeping in different bedrooms a few years ago when she was pregnant with the couple’s fourth child. Apparently the pregnancy ma…