PHILADELPHIA — The Coatesville Area School District has fired a middle school teacher who put a piece of tape reading “I have nothing nice to say” on a student’s face last month — an action the district described as humiliating to the child, but that the teacher defended as an ill-conceived joke. At a meeting Tuesday night, the district’s school board voted 7-1 to dismiss Audra Ritter, a special education and English language arts teacher at North Brandywine Middle School. Board members did not discuss the dismissal. According to the district, Ritter — who is also president of the district’s t…