MdeModulePkg-FPDT(2): Add SMM_FPDT_FUNCTION_GET_BOOT_RECORD_DATA_BY_OFFSET in FpdtSmm...

MdeModulePkg-FPDT(2): Add SMM_FPDT_FUNCTION_GET_BOOT_RECORD_DATA_BY_OFFSET in FpdtSmm Handler.

This patch enhance performance data SMM communication by using fixed
SMM communication buffer.

Update FpdtSmm to handle SMM_FPDT_FUNCTION_GET_BOOT_RECORD_DATA_BY_OFFSET
request.

This is designed to meet Microsoft WSMT table definition on FIXED_COMM_BUFFERS
requirement.

Cc: Liming Gao <liming.gao@intel.com>
Cc: Feng Tian <feng.tian@intel.com>
Cc: Laszlo Ersek <lersek@redhat.com>
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Liming Gao <liming.gao@intel.com>
Reviewed-by: Feng Tian <feng.tian@intel.com>