Telefónica’s Movistar unit will be the sole carrier of the iPhone in Spain, according to Spanish press. Thomson Financial reports that the phone may be sold for under 100 euros with a contract of two to three years. The report also states the next-gen iPhone will offer a video camera and GPS, but this is likely unconfirmed speculation rather than fact. Yesterday, Telefónica confirmed that has reached an agreement with Apple to offer the iPhone…