fix(n1sdp): add numa node id for pcie controllers

If not mentioned explicitly, numa-node-id for pcie_ctlr
is assigned as unknown. With this patch pcie_ctlr and
ccix_pcie_ctlr are assigned numa-node-id=0 and
pcie_secondary_ctlr is assigned numa-node-id=1.

Signed-off-by: sahil <sahil@arm.com>
Change-Id: I533abdd6ea162df7b15ee04cbfc48ba7a544b91a