U-boot inventory update, updated PROPERTY

Updated PROPERTY value in both io_board file to MACAddress
and motherboard to uuid. Updated obmc-sync-inventory-item@.service
input parameters.

Change-Id: I5cc34ff449116d647331656bd81b2e4b07d3ea41
Signed-off-by: Dinesh Chinari <chinari@us.ibm.com>
6 files changed