bug#61837: 29.0.50; [PATCH] Document Gnus backend variable `nnimap-user'

[Eli Zaretskii]

> From: Arash Esbati <arash@gnu.org>
> Date: Mon, 27 Feb 2023 10:23:08 +0100
> 
> please find attached a small change to gnus.texi.  This change is
> against the release branch.
> 
>  
> +@item nnimap-user
> +Username to use for authentication to the @acronym{IMAP} server.  This
> +corresponds to the value of the @samp{login} token in your
> +@file{~/.authinfo} file.  Set this variable if you want to access
> +multiple accounts from the same @acronym{IMAP} server.
> +
>  @item nnimap-server-port
>  If the server uses a non-standard port, that can be specified here.  A
>  typical port would be @code{"imap"} or @code{"imaps"}.

Thanks, but please add an index entry for this variable.  (Yes, I know
the other variables there aren't indexed, either, but Rome wasn't
built in one day.  Bonus points for adding index entries for the other
variables as well.)