MdeModulePkg CapsuleApp: Add -NR (no-reset) option support

REF: https://bugzilla.tianocore.org/show_bug.cgi?id=388



Add -NR (no-reset) option support, once the option is specified,
no reset will be trigger for the capsule with flag
CAPSULE_FLAGS_PERSIST_ACROSS_RESET and no CAPSULE_FLAGS_INITIATE_RESET.

Cc: Jiewen Yao <jiewen.yao@intel.com>
Cc: Xiaofeng Wang <winggundum82@163.com>
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Star Zeng <star.zeng@intel.com>
Reviewed-by: Jiewen Yao <jiewen.yao@intel.com>