Vlv2TbltDevicePkg: Switch to MdeModulePkg BdsDxe

Switch from Intel Framework BDS module and libraries to the
MdeModulePkg BdsDxe module and libraries.

Update FLASH map for full 8MB FLASH size

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>