Update the Kconfig entry for omap-bl

Update the Kconfig entry for omap-bl

 - CONFIG_BACKLIGHT_DEVICE now became CONFIG_BACKLIGHT_CLASS_DEVICE.
 - Re-add OMAPBL_MAX_INTENSITY usage that was removed in last commit
and the macro became unused.

Signed-off-by: Andrzej Zaborowski <balrog@zabor.org>
From feb798039e5c6e06f64556ad482dbbd021153a1b Mon Sep 17 00:00:00 2001
From: Andrzej Zaborowski <balrog@zabor.org>
Date: Tue, 22 May 2007 19:59:11 +0200
Subject: [PATCH] OMAP: Update omap-bl Kconfig entry.

 - CONFIG_BACKLIGHT_DEVICE is now CONFIG_BACKLIGHT_CLASS_DEVICE.
 - Re-add OMAPBL_MAX_INTENSITY usage that became unused after last commit.
Signed-off-by: Tony Lindgren <tony@atomide.com>