PARIS — France’s Socialists scored a win this week by forcing the government to backtrack on its unpopular pensions reform — but they are still bracing for disappointment. Prime Minister Sébastien Lecornu has hinted that a freeze on the 2023 retirement-age reform, a concession which spared his government from an immediate collapse , could be tacked on to the approval of something the Socialists don’t really like: the social security budget, which includes spending cuts. “There are a lot of