Bugfixes 🐛

• Fix weird "stdClass not found" error in connection to array shapes (phpstan/phpstan-src@8a6f7e9), #12803
• Disable Override check for traits (#3911), #12471, thanks @VincentLanglet!
• Fix DateTime::format('u') return type (#3919), thanks @mvorisek!
• Fix specifying types on nullsafe true/false comparison (#3940), #12866, thanks @rvanvelzen!

Function signature fixes 🤖

• Fix uopz signature (#3903), #12499, thanks @VincentLanglet!