Leftover from MES bring up.  There is no production
MES support for MES 10.x.  The rest of the MES 10.x
code has already been removed so drop this.

Acked-by: Prike Liang <Prike.Liang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>