mb/lenovo/*/devicetree: Declare device in one line if possible

Change-Id: I708281f7861110e4abc02948c74affad9fa37053
Signed-off-by: Peter Lemenkov <lemenkov@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/38732
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Angel Pons <th3fanbus@gmail.com>
diff --git a/src/mainboard/lenovo/t400/devicetree.cb b/src/mainboard/lenovo/t400/devicetree.cb
index 0eea193..a61d84e 100644
--- a/src/mainboard/lenovo/t400/devicetree.cb
+++ b/src/mainboard/lenovo/t400/devicetree.cb
@@ -152,8 +152,7 @@
 				end
 
 				chip ec/lenovo/pmh7
-					device pnp ff.1 on # dummy
-					end
+					device pnp ff.1 on end # dummy
 					register "backlight_enable" = "0x01"
 					register "dock_event_enable" = "0x01"
 				end