Vlv2TbltDevicePkg: Switch from ISA to SIO modules

Remove IntelFrameworkModulePkg ISA related modules and replace
with MdeModulePkg SIO modules.

* Retire Wpce791 module
* Retire gEfiLpcWpce791PolicyProtocolGuid and include file
* Retire gEfiLpcWpc83627PolicyProtocolGuid and include file
* Remove production of gEfiLpcWpc83627PolicyProtocolGuid from
  PlatformDxe module
* Add PcuSio module
* Use PciSioSerialDxe module

Cc: Zailiang Sun <zailiang.sun@intel.com>
Cc: Yi Qian <yi.qian@intel.com>
Signed-off-by: Michael D Kinney <michael.d.kinney@intel.com>
Reviewed-By: Zailiang Sun <zailiang.sun@intel.com>