PARIS — France’s pensions system is due for a makeover, Marylise Léon, the leader of a top French union, said Thursday as the retirement age debate returns to center stage amid a deepening political crisis . “The question of our pensions system isn’t closed,” said Léon, who has been secretary general of CFDT — one of France’s two largest labor unions — since 2023, during POLITICO’s Competitiveness Summit in Paris. “Our current systems do not meet the challenges of the workplace.” The debate