Changes since last release: v2.8.10...af440e3

Changelog

• bug [ClassLoader] Fix ClassCollectionLoader inlining with declare(strict_types=1) #19859 [ClassLoader] Fix ClassCollectionLoader inlining with declare(strict_types=1) (@nicolas-grekas)
• bug [FrameworkBundle] Incorrect line break in exception message (500 debug page) #19780 [FrameworkBundle] Incorrect line break in exception message (500 debug page) (@pedroresende)
• bug [form] lazy trans post_max_size_message. #19595 [form] lazy trans post_max_size_message. (@aitboudad)
• bug [DI] Fix setting synthetic services on ContainerBuilder #19870 [DI] Fix setting synthetic services on ContainerBuilder (@nicolas-grekas)
• bug Revert "minor #19689 [DI] Cleanup array_key_exists (ro0NL)" #19848 Revert "minor [DI] Cleanup array_key_exists #19689 [DI] Cleanup array_key_exists (ro0NL)" (@nicolas-grekas)
• bug [FrameworkBundle] Check for class existence before is_subclass_of #19842 [FrameworkBundle] Check for class existence before is_subclass_of (@chalasr)
• bug [BrowserKit] Fix cookie expiration on 32 bit systems #19827 [BrowserKit] Fix cookie expiration on 32 bit systems (@jameshalsall)