Add PcdFirstTimeWakeUpAPsBySipi to check if it is in the OVMF environment and necessary to wake up APs by INIT-SIPI-SIPI. Cc: Eric Dong <eric.dong@intel.com> Cc: Ray Ni <ray.ni@intel.com> Cc: Rahul Kumar <rahul1.kumar@intel.com> Cc: Gerd Hoffmann <kraxel@redhat.com> Signed-off-by: Yuanhao Xie <yuanhao.xie@intel.com> Reviewed-by: Ray Ni <ray.ni@intel.com>