bug#25440: 25.1.90; Incorrect documentation for sql-product-alist in sql.el

[Eli Zaretskii]

> From: Alex Hutcheson <alexhutcheson@google.com>
> Date: Fri, 13 Jan 2017 12:01:59 -0500
> 
> The documentation for the variable 'sql-product-alist' incorrectly
> describes the appropriate value for the :sqli-comint-func feature.
> The documentation specifies:
> > :sqli-comint-func name of a function which accepts no
> > parameters that will use the values of ...
> 
> However, the function actually needs to have two parameters: 'product'
> and 'options'. See the following two examples in sql.el to confirm:
> http://git.savannah.gnu.org/cgit/emacs.git/tree/lisp/progmodes/sql.el#n159
> http://git.savannah.gnu.org/cgit/emacs.git/tree/lisp/progmodes/sql.el#n4337
> 
> The doc string for :sqli-comint-func (here:
> http://git.savannah.gnu.org/cgit/emacs.git/tree/lisp/progmodes/sql.el#n554)
> needs to be changed to reflect this.

Thanks, fixed for Emacs 25.2.