Vlv2TbltDevicePkg: Remove PACKAGES_PATH
PACKAGES_PATH is supposed to set manually by users. Remove the
assignment statement for PACKAGES_PATH from batch file in this commit.
Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Zailiang Sun <zailiang.sun@intel.com>
Cc: David Wei <david.wei@intel.com>
Cc: Yi Qian <yi.qian@intel.com>