Support new syntax in package DEC file as below: [Includes.Common.Private] [Ppis.Common.Private] [Guids.Common.Private] [Protocols.Common.Private] Contributed-under: TianoCore Contribution Agreement 1.0 Signed-off-by: Hess Chen <hesheng.chen@intel.com> Reviewed-by: Yonghong Zhu <yonghong.zhu@intel.com>