(Photo: INO, Kip Carroll) “Least Like The Other” continues the Royal Opera House’s partnership with Irish National Opera in Covent Garden’s Linbury Theatre, following last year’s “Bajazet.” This new work is centuries away from Vivaldi’s pasticcio and a world apart stylistically, but what binds them both is the unerring pursuit of bracing theatrical intensity. “Least Like The Other, Searching for {…}