bug#7511: 24.0.50; describe-variable trailing whitespace minor bug

[Chong Yidong]

Leo <sdl.web@gmail.com> writes:

> (line-beginning-position -1) actually moves backwards two lines, which
> is really unintuitive (BTW it should be brought in line with
> forward-line). So with Yidong's fix all standard variables are printed
> on a newline. See C-h v fill-column.
>
> The following patch fixes typo in the fix.

Thanks for the catch.  I've committed your fix.