Fix phpstan/phpstan#12665: should return array{a: string, b: int, c: int} but returns non-empty-array<'a'|'b'|'c', int|string>

Fix phpstan/phpstan#12665: should return array{a: string, b: int, c: int} but returns non-empty-array<'a'|'b'|'c', int|string> #27174