Changelog (v7.3.1...v7.3.2)

• bug symfony/symfony#61276 [DependencyInjection] Escape parameters before resolving env placeholders (@MatTheCat)
• bug symfony/symfony#61121 [DependencyInjection] Fix proxying services defined with an abstract class and a factory (@nicolas-grekas)
• bug symfony/symfony#61106 Fix @var phpdoc (@fabpot)