mainboard/lippert's devicetree.cb: Remove trailing whitespace

Change-Id: I995b7946b56ed759dc2abac34797fa4747ea9f34
Signed-off-by: Elyes HAOUAS <ehaouas@noos.fr>
Reviewed-on: http://review.coreboot.org/6353
Tested-by: build bot (Jenkins)
Reviewed-by: Patrick Georgi <patrick@georgi-clan.de>
5 files changed