SLOT lable and LOC_CODE failures.

[pridhiviraj]

======================================================================
FAIL: runTest (testcases.PciSlotLocCodes.SkirootDT)
----------------------------------------------------------------------
Traceback (most recent call last):
  File "/fspmount/dlshaw/op-test-framework/testcases/PciSlotLocCodes.py", line 221, in runTest
    self.assertTrue(False, message)
AssertionError: SLOT Label failures: /proc/device-tree/pciex@600c3c0500000/pci@0
/proc/device-tree/pciex@600c3c0400000/pci@0
/proc/device-tree/pciex@600c3c0400000/pci@0/pci@0
/proc/device-tree/pciex@620c3c0500000/pci@0
/proc/device-tree/pciex@620c3c0500000/pci@0/pci@0
/proc/device-tree/pciex@600c3c0200000/pci@0
/proc/device-tree/pciex@600c3c0200000/pci@0/pci@0
/proc/device-tree/pciex@6030200000000/pci@1
/proc/device-tree/pciex@6030200000000/pci@2
/proc/device-tree/pciex@6030200000000/pci@0
/proc/device-tree/pciex@600c3c0100000/pci@0
/proc/device-tree/pciex@6230200000000/pci@1
/proc/device-tree/pciex@6230200000000/pci@2
/proc/device-tree/pciex@6230200000000/pci@0
 LOC_CODE failures:/proc/device-tree/pciex@600c3c0500000/pci@0/ethernet@0
/proc/device-tree/pciex@600c3c0500000/pci@0/ethernet@0,1
/proc/device-tree/pciex@600c3c0400000/pci@0/system-peripheral@0,2
/proc/device-tree/pciex@600c3c0400000/pci@0/system-peripheral@0,3
/proc/device-tree/pciex@600c3c0400000/pci@0/system-peripheral@0,1
/proc/device-tree/pciex@600c3c0400000/pci@0/system-peripheral@0,4
/proc/device-tree/pciex@600c3c0200000/pci@0/pci@0/vga@0
/proc/device-tree/pciex@600c3c0100000/pci@0/usb-xhci@0