FROMLIST: drm: bridge: analogix/dp: fix some obvious code style

FROMLIST: drm: bridge: analogix/dp: fix some obvious code style

Fix some obvious alignment problems, like alignment and line
over 80 characters problems, make this easy to be maintained
later.

(am from https://patchwork.kernel.org/patch/8615381/)

Change-Id: I49198f28156ae5761ba0aa8e8479bbdc963d9b25
Acked-by: Jingoo Han <jingoohan1@gmail.com>
Reviewed-by: Krzysztof Kozlowski <k.kozlowski@samsung.com>
Tested-by: Javier Martinez Canillas <javier@osg.samsung.com>
Signed-off-by: Yakir Yang <ykk@rock-chips.com>