ARM: dts: rockchip: remove some tabs and spaces from dtsi files

Cleanup the Rockchip dtsi files a little bit
by removing some tabs and spaces.

Signed-off-by: Johan Jonker <jbx6244@gmail.com>
Link: https://lore.kernel.org/r/20191014210619.12778-1-jbx6244@gmail.com


Signed-off-by: Heiko Stuebner <heiko@sntech.de>