staging: most: hdm-dim2: remove tracing of mac address

This patch removes tracing of the MAC address from the DIM2 HDM as it is
already done in the networking AIM.

Signed-off-by: Andrey Shvetsov <andrey.shvetsov@k2l.de>
Signed-off-by: Christian Gromm <christian.gromm@microchip.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>