when the UI string is read from files, we don't need to add the extra quotes. Otherwise, it will cause UI name has this extra quotes. Cc: Liming Gao <liming.gao@intel.com> Cc: Yonghong Zhu <yonghong.zhu@intel.com> Contributed-under: TianoCore Contribution Agreement 1.0 Signed-off-by: Bin Wang <binx.a.wang@intel.com> Reviewed-by: Yonghong Zhu <yonghong.zhu@intel.com>