update ft_ls
update ls symlink
update ft_ls tests names
update ft_ls add -1
remove unnecessary -1
big update
update error handling for ls
Added test to check -S
add test for ls -u
Added ls test for opt A
Added ls test for opt U
Added ls test for opt d
Removed forgotten debug output
Added ls test for opt p
added ls c option test
Removed useless stuff (some were maybe making false positives)
ls : added test to check sort options combination
add bonus tests