Vlv2TbltDevicePkg:Fix build and boot failure of Minnowboard Max platform.

Vlv2TbltDevicePkg:Fix build and boot failure of Minnowboard Max platform.

Remove the duplicated IScsiDxe driver from FDF; Add required shell libraries; Update SYSTEM_CONFIGURATION data structure.

Test: Install and boot Windows 10.

Cc: Zailiang Sun <zailiang.sun@intel.com>
Cc: Yi Qian <yi.qian@intel.com>
Cc: Michael Kinney <michael.d.kinney@intel.com>
Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: David Wei <david.wei@intel.com>