mb/*: Remove lapic from devicetree

The parallel mp code picks up lapics at runtime, so remove it from all
devicetrees that use this codebase.

Change-Id: I5258a769c0f0ee4bbc4facc19737eed187b68c73
Signed-off-by: Arthur Heymans <arthur@aheymans.xyz>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/69303
Reviewed-by: Elyes Haouas <ehaouas@noos.fr>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
diff --git a/src/mainboard/51nb/x210/devicetree.cb b/src/mainboard/51nb/x210/devicetree.cb
index ab8787c..cc59992 100644
--- a/src/mainboard/51nb/x210/devicetree.cb
+++ b/src/mainboard/51nb/x210/devicetree.cb
@@ -100,9 +100,7 @@
 	# Send an extra VR mailbox command for the PS4 exit issue
 	register "SendVrMbxCmd" = "2"
 
-	device cpu_cluster 0 on
-		device lapic 0 on end
-	end
+	device cpu_cluster 0 on end
 	device domain 0 on
 		device pci 00.0 on  end # Host Bridge
 		device pci 02.0 on  end # Integrated Graphics Device