rockchip: video: Kconfig: reformat help for VIDEO_ROCKCHIP

For consistency sake (and as we are about to add new options to this
file), reformat the help for VIDEO_ROCKCHIP.

Signed-off-by: Philipp Tomsich <philipp.tomsich@theobroma-systems.com>
Reviewed-by: Simon Glass <sjg@chromium.org>

drivers/video/rockchip/Kconfig

@@ -12,11 +12,12 @@ menuconfig VIDEO_ROCKCHIP
 	bool "Enable Rockchip Video Support"
 	depends on DM_VIDEO
 	help
-		Rockchip SoCs provide video output capabilities for High-Definition
-		Multimedia Interface (HDMI), Low-voltage Differential Signalling
-		(LVDS), embedded DisplayPort (eDP) and Display Serial Interface
-		(DSI). This driver supports the on-chip video output device, and
-		targets the Rockchip RK3288 and RK3399.
+	  Rockchip SoCs provide video output capabilities for High-Definition
+	  Multimedia Interface (HDMI), Low-voltage Differential Signalling
+	  (LVDS), embedded DisplayPort (eDP) and Display Serial Interface (DSI).
+
+	  This driver supports the on-chip video output device, and targets the
+	  Rockchip RK3288 and RK3399.
 
 if VIDEO_ROCKCHIP