skl mainboards: Move cpu_cluster device to chipset devicetree

Change-Id: I7114612e686a0bf3cfc241f45fa62077fad16f5a
Signed-off-by: Felix Singer <felixsinger@posteo.net>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/83161
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Angel Pons <th3fanbus@gmail.com>
diff --git a/src/soc/intel/skylake/chipset.cb b/src/soc/intel/skylake/chipset.cb
index 102c55c..6538a14 100644
--- a/src/soc/intel/skylake/chipset.cb
+++ b/src/soc/intel/skylake/chipset.cb
@@ -1,4 +1,5 @@
 chip soc/intel/skylake
+	device cpu_cluster 0 on end
 	device domain 0 on
 		ops pci_domain_ops
 		device gpio 0 alias pch_gpio       on  ops block_gpio_ops  end