[PATCH] fix hotplug kconfig help

HOTPLUG_CPU entry says "Say Y..." then "Say N.".  Slightly ugly, so I fixed
it up, and added remark about suspend on SMP as a bonus.

Signed-off-by: Pavel Machek <pavel@suse.cz>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>