By Chiara Fiorillo An Australian TV channel has come under fire after a photo of a female politician was allegedly edited to enlarge her breasts and show her tummy. Victorian Upper House MP Georgie Purcell posted the original and altered images on social media, pointing out where the photo that appeared in a Nine News bulletin appeared to have been edited. The channel blamed “automation by Photoshop” for what it called a “graphic error” but the incident has caused a sexism row in the country. Ms Purcell said she was going through one of the most difficult days since she was first elected, give…