BROOKLYN — Can one quarter ruin a basketball team’s season? It could if that 12-minute span of poor play happens over, and over and over again — compounding the many problems the team has overall. The Detroit Pistons outscored the Nets 34-15 in the third quarter on Sunday afternoon at the Barclays Center in a 109-97 loss that dropped Brooklyn to an almost unfathomable 3-10 on the season. In the Nets’ 10 losses, they’ve been outscored by a total of 96