V2: Refine the comments. In UI page, some configuration change may require system reset. BootManagerUiLib misses this check before exiting UiApp to boot other boot options. Now add the check. Cc: Eric Dong <eric.dong@intel.com> Cc: Liming Gao <liming.gao@intel.com> Contributed-under: TianoCore Contribution Agreement 1.0 Signed-off-by: Dandan Bi <dandan.bi@intel.com> Reviewed-by: Liming Gao <liming.gao@intel.com>