Apple is adding a new student discount for its Apple Music service that will offer the service at 50 percent off the regular price for eligible college or university students, TechCrunch reports. The new tier is being rolled out today in the U.S., U.K., Germany, Denmark, Ireland, Australia, and New Zealand, and will provide an Apple Music single-user membership for 50 percent off the individual plan price in each of those countries for up to four…