Add user context parameter to legacy ipmi handler registration

This part was originally omitted, but needed by some external provider
libraries. This will more closely mimic the behavior of ipmid prior to
the architecture update.

Change-Id: I5db35222e268a117480285c700d88206d6505d92
Signed-off-by: Vernon Mauery <vernon.mauery@linux.intel.com>
2 files changed