Re: emacs-28 a866674b2a: Fix inaccuracies in "lax search" documentation

[Robert Pluim]

>>>>> On Mon, 25 Jul 2022 08:01:42 -0400 (EDT), Eli Zaretskii <eliz@gnu.org> 
>>>>> said:
    Eli> +@sc{latin small ligature ff} and the sequence @code{(a)} matches
    Eli> +U+249C @sc{parenthesized latin small letter a}.  Character sequences
    Eli> +that are not identical, but match under character folding are known as
    Eli> +@dfn{equivalent character sequences}.

Should we make `char-fold-to-regexp' into a command and refer to it
from here? Or add something like `char-fold-show-equivalences'?

Robert
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