MdeModulePkg: Add new structure for the Universal Payload Serial Port Info

MdeModulePkg: Add new structure for the Universal Payload Serial Port Info

Add Universal Payload Serial Port Info definition header file according to
Universal Payload's documentation as below:
https://universalpayload.github.io/documentation/

Cc: Jian J Wang <jian.j.wang@intel.com>
Cc: Hao A Wu <hao.a.wu@intel.com>
Cc: Ray Ni <ray.ni@intel.com>
Reviewed-by: Hao A Wu <hao.a.wu@intel.com>
Signed-off-by: Zhiguang Liu <zhiguang.liu@intel.com>