Paris will give the famed Champs-Elysees a makeover ahead of the 2024 Olympic Games by planting trees and increasing pedestrian areas, the French capital’s officials said on Wednesday. The French often call it “the most beautiful avenue in the world” but activists complain that traffic and luxury retail have turned it into a noisy and elitist area shunned by ordinary Parisians. “We need to re-enchant the capital’s most famous avenue, which has lost a lot of its splendour in the past 30 years,” the mayor of the capital’s 8th district Jeanne d’Hauteserre told reporters. “It’s a reduction of the …