Refactored docs for `std::fs::set_permissions_nofollow` + fix BSD-based systems to use fchmodat with AT_SYMLINK_NOFOLLOW flag - #160170

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asder8215:docs_set_perms_nofollow

Commits on Aug 1, 2026

Refactored std::fs::set_permissions_nofollow docs clarifying behavior on different platforms + fixed BSD-based systems to use fchmodat with AT_SYMLINK_NOFOLLOW
asder8215
committed
69de9ae
Refactored documentation for std::fs::set_permissions_nofollow, refactored non-BSD-based/non-Linux platforms to use OpenOptions open + set_permissions, and refactored tests accordingly
asder8215
committed
a793546