backlight: Kconfig whitespace and indentation cleanups

Remove leading whitespaces, replace multi spaces with tabs, and fix help
text indentation.
Signed-off-by: NJuerg Haefliger <juergh@canonical.com>
Reviewed-by: NDaniel Thompson <daniel.thompson@linaro.org>
Signed-off-by: NLee Jones <lee.jones@linaro.org>

drivers/video/backlight/Kconfig

@@ -128,7 +128,7 @@ config LCD_HX8357
 	  If you have a HX-8357 LCD panel, say Y to enable its LCD control
 	  driver.
 
-  config LCD_OTM3225A
+config LCD_OTM3225A
 	tristate "ORISE Technology OTM3225A support"
 	depends on SPI
 	help