Combine orange marmalade, cider vinegar, minced chipotle chile, and adobo sauce in a saucepan; bring to a boil. Reduce heat, and simmer 10 minutes or until syrupy. Place a grill pan over medium-high heat; coat pan with cooking spray. Sprinkle chicken evenly with salt and pepper. Add chicken to pan; cook 5 minutes on each side or until done. Brush cooked chicken with chipotle sauce. Sprinkle with green onions.