Update NRDStor document

content/handling_data/data_storage/NRDSTOR/Mac.md

content/handling_data/data_storage/NRDSTOR/Windows.md

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static/images/nrdstor_mac_full_path_example.png

static/images/nrdstor_mac_group.png

static/images/nrdstor_mac_user.png

static/images/nrdstor_windows_full_path.png

static/images/nrdstor_windows_full_path_example.png

static/images/nrdstor_windows_group.png

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