channelcmds: move get channel access to new IPMI provider API

Update the get channel access command to use the new IPMI provider API. As a
part of this change, the command is now able to use the special channel 0x0e.

Tested-by:
  ipmitool -I lanplus -H ... -U ... channel getaccess 0xe 1
    Maximum User IDs     : 15
    Enabled User IDs     : 1

    User ID              : 1
    User Name            : root
    Fixed Name           : No
    Access Available     : callback
    Link Authentication  : enabled
    IPMI Messaging       : enabled
    Privilege Level      : ADMINISTRATOR
    Enable Status        : enabled

Change-Id: I97ad74ae183a15dd5f45dfa70341225794087b2a
Signed-off-by: NITIN SHARMA <nitin1x.sharma@intel.com>
Signed-off-by: Richard Marian Thomaiyar <richard.marian.thomaiyar@linux.intel.com>
Signed-off-by: Vernon Mauery <vernon.mauery@linux.intel.com>
1 file changed