By Dominique Vidalon PARIS (Reuters) -The head of France’s biggest supermarket chain E. Leclerc said on Monday it was still selling Pepsi after rival Carrefour ditched PepsiCo products in the latest tug-of-war between retailers and global food giants over prices. Michel Edouard Leclerc also told BFM TV he was optimistic that food inflation in France would return to a range of 2.5% to 3% this year as consumer goods companies had become “more reasonable”. Commenting on annual price negotiations with suppliers due to end on Jan. 31, Leclerc said he had asked French food giant Danone for price cut…