When a bb.command.CommandFailed event is received by Hob, the error
message is stored inside event.error.
This information tells exactly why bitbake failed, so Hob should display
it instead of the current composed message.
(Bitbake rev: 24543ff6b45771712d624541ae35738d7d98f33c)
Signed-off-by: Irina Patru <irina.patru@intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>