issue-6737: fix CallMap imagecropauto() arguments

add ReturnTypeWillChange with attribute attribute

don't emit issues when doing arithmetics on int templates

strlen of strtolower of string is not always true

Don't crash on falsy with int ranges

flag impure calls made through __callstatic

Ternary templates

ftp_pasv is impure

Don't refine empty/falsy assertions on templates inside loops

fix literal string access on a non empty array

More refactoring around Empty/falsy reconciliation

only fuse array & Traversable with phpstorm generics

fix Uncaught ValueError: strrpos()

fix Uncaught ValueError: strrpos(): Argument #3 ($offset) must be contained in argument #1 ($haystack) in /var/www/html/vendor/vimeo/psalm/src/Psalm/CodeLocation.php:301

fix regression for redundant condition when assigning