bug#31140: Emacs 26, elisp manual, "Syntax Table Internals", a description of flag 'c' is missing.

[Eli Zaretskii]

> Date: Thu, 12 Apr 2018 19:34:09 +0000
> From: Alan Mackenzie <acm@muc.de>
> 
> The Subject: says it all, really.  "Syntax Table Internals" is missing a
> bit that says:
> 
>     `c'      `(1 lsh 23)'
> 
> .  Is it too late to fix for Emacs 26.1?  If not, should I fix it, or
> will you (Eli) do it?

Documentation fixes are okay on the release branch.

Thanks.