1.3.1

Bugfixes 🐛

• Fixed mixed type not considered nullable (phpstan/phpstan-src@c0aad86), #6293, #6158
• Fix renamed trait method visibility (phpstan/phpstan-src@fc5be6a), #6264
• Fix PDO::pgsqlGetNotify() call (phpstan/phpstan-src@3624bbb), #6255
• Fix PHPDocs in file with #! shebang (phpstan/phpstan-src@c87284a), #6252
• Fix infinite recursion in @mixin extensions (phpstan/phpstan-src@9ab4e6f), #6300

Function signature fixes 🤖

• Fix return type of SessionHandler::gc() (#899), thanks @Khartir!
• added preg_quote to NonEmptyStringFunctionsReturnTypeExtension (#881), thanks @staabm!
• Support non-empty-string type in string-replace functions (#879), thanks @staabm!
• uniqid() always returns a non-empty-string (#905), thanks @MidnightDesign!