MdeModulePkg/PiSmmCore: Drop deprecated image profiling commands

MdeModulePkg/PiSmmCore: Drop deprecated image profiling commands

The legacy codebase allowed SMM images to be registered for profiling
from DXE. Support for this has been dropped entirely, so remove the
remaining handlers.

Cc: Jian J Wang <jian.j.wang@intel.com>
Cc: Hao A Wu <hao.a.wu@intel.com>
Cc: Eric Dong <eric.dong@intel.com>
Reviewed-by: Ray Ni <ray.ni@intel.com>
Cc: Vitaly Cheptsov <vit9696@protonmail.com>
Signed-off-by: Marvin H?user <mhaeuser@posteo.de>