PCI address should be uniform

PCI address should be  "domain:bus:slot.function",PF address should
also use this format.

Closes-Bug: #1240383
Change-Id: I303c0905c40d6d07b9c935367d33df73b51fcd56
signed-off-by: Yongli he <yongli.he@intel.com>
Merge "PCI address should be uniform"