Party pinwheels recipe

2 (8 ounce) packages cream cheese, softened 1 (1 ounce) package ranch dressing mix 2 green onions, minced 4 (12 inch) flour tortillas ½ cup shredded Cheddar cheese ½ cup red bell pepper, diced ½ cup diced celery 1 (2 ounce) can sliced black olives