use detected bbox for range check rather than czifile reported array shape
use detected bbox for range check rather than czifile reported array shape

We encounter CZI files where some tile segments reach slightly beyond the
reported N-dimensional array interpretation constructed by czifile!

informatics-isi-edu/microscopy,informatics-isi-edu/microscopy,informatics-isi-edu/microscopy,informatics-isi-edu/microscopy