[LTP] [PATCH 1/1] lib: Rename array used for .all_filesystems flag

[Petr Vorel]

Hi all,

> Although fs_type_whitelist[] is also used for whitelisting with
> .skip_filesystems, the main purpose is to be used for .all_filesystems.

> Thus rename it to all_filesystems[].

NOTE: the main purpose of this change is to increase code readability.
https://lore.kernel.org/ltp/CAEemH2fNfFes-eUtiQKX9JJxqEQUQ+O5nWQM8G-yNyTo8sxviw@mail.gmail.com/

That's why I added doc.

Kind regards,
Petr