By Edward Baran (Reuters) – Away from the fighting in Ukraine, Russian and Ukrainian ballet dancers rubbed shoulders in London on Saturday in a charity event that united some of the world’s leading dance performers for humanitarian relief in the war-torn eastern European nation. About 20 dancers, with glistening bodies and graceful moves, received a thunderous applause from the packed auditorium at the London Coliseum theatre for the ‘Dance for Ukraine’ gala. “We have so many loved ones back home. We couldn’t just sit idly at home and just watch news, we wanted to do something,” Ivan Putrov, w…