oemcommands: move GetLedStatus to new API

Rewrite "GetLedStatus" command to use the newly introduced IPMI
provider API.

Tested:
verified using ipmitool raw commands.
Command: ipmitool raw 0x30 0xB0    //get led status
Response: 10

Signed-off-by: NITIN SHARMA <nitin1x.sharma@intel.com>
Signed-off-by: jayaprakash Mutyala <mutyalax.jayaprakash@intel.com>
Change-Id: I7dcdc794f03ed585c51331c3117a7828a3030690
1 file changed