sh: config: remove left-over BACKLIGHT_LCD_SUPPORT

CONFIG_BACKLIGHT_LCD_SUPPORT was removed in 8c5dc8d9f1 ("video:
backlight: Remove useless BACKLIGHT_LCD_SUPPORT kernel symbol").
Options protected by CONFIG_BACKLIGHT_LCD_SUPPORT are now available
directly.

Link: http://lkml.kernel.org/r/20190603191925.20659-1-krzk@kernel.org
Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
Cc: Yoshinori Sato <ysato@users.sourceforge.jp>
Cc: Rich Felker <dalias@libc.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

arch/sh/configs/hp6xx_defconfig

@@ -40,7 +40,6 @@ CONFIG_FB=y
 CONFIG_FIRMWARE_EDID=y
 CONFIG_FB_HIT=y
 CONFIG_FB_SH_MOBILE_LCDC=y
-CONFIG_BACKLIGHT_LCD_SUPPORT=y
 CONFIG_FRAMEBUFFER_CONSOLE=y
 CONFIG_FONTS=y
 CONFIG_FONT_PEARL_8x8=y

arch/sh/configs/sh2007_defconfig

@@ -85,7 +85,6 @@ CONFIG_WATCHDOG=y
 CONFIG_SH_WDT=y
 CONFIG_SSB=y
 CONFIG_FB=y
-CONFIG_BACKLIGHT_LCD_SUPPORT=y
 # CONFIG_LCD_CLASS_DEVICE is not set
 CONFIG_FRAMEBUFFER_CONSOLE=y
 CONFIG_FRAMEBUFFER_CONSOLE_DETECT_PRIMARY=y