Changelog (v7.3.3...v7.3.4)

• bug symfony/symfony#61368 [HttpKernel] Refine Vary header check to skip special handling of 'Accept-Language' when it's the only entry and '_vary_by_language' is true in CacheAttributeListener (@santysisi)
• bug symfony/symfony#61518 [HttpKernel] Handle an array vary header in the http cache store for write (@philpichet)
• bug symfony/symfony#61727 Replace __sleep/wakeup() by __(un)serialize() for throwing and internal usages (@nicolas-grekas)