UefiCpuPkg/MpInitLib: Fill MP_CPU_EXCHANGE_INFO fields

UefiCpuPkg/MpInitLib: Fill MP_CPU_EXCHANGE_INFO fields

FillExchangeInfoData() is used to fill MP_CPU_EXCHANGE_INFO date exchanged
between C code and assembly code of AP reset vector.

v5:
  1. Reference ApWakeupFunction instead of ApCFunction.

Cc: Michael Kinney <michael.d.kinney@intel.com>
Cc: Feng Tian <feng.tian@intel.com>
Cc: Giri P Mudusuru <giri.p.mudusuru@intel.com>
Cc: Laszlo Ersek <lersek@redhat.com>
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Jeff Fan <jeff.fan@intel.com>
Reviewed-by: Michael Kinney <michael.d.kinney@intel.com>
Tested-by: Laszlo Ersek <lersek@redhat.com>
Tested-by: Michael Kinney <michael.d.kinney@intel.com>