Mix brown sugar and seasonings. Place shrimp, peaches and green onions in a large bowl; sprinkle with brown sugar mixture and toss to coat. On four or eight metal or soaked wooden skewers, alternately thread shrimp, peaches and green onions., Lightly spritz both sides of kabobs with cooking spray. Grill, covered, over medium heat or broil 4 in. from heat 3-4 minutes on each side or until shrimp turn pink. Squeeze lime wedges over kabobs.