Fix napari-imagej tests · imagej/napari-imagej@d14a93a

tests/widgets/test_napari_imagej.py:8:25: F401 `qtpy.QtCore.Qt` imported but unused

tests/widgets/test_napari_imagej.py:7:19: F401 `numpy.ones` imported but unused

tests/widgets/test_napari_imagej.py:6:27: F401 `napari.layers.Image` imported but unused

tests/widgets/test_napari_imagej.py:5:20: F401 `napari.Viewer` imported but unused

tests/utilities/test_progress.py:6:25: F401 `tests.utils.jc` imported but unused

tests/utilities/test_progress.py:5:48: F401 `napari_imagej.widgets.widget_utils.JavaErrorMessageBox` imported but unused

tests/utilities/test_module_utils.py:13:20: F401 `napari.Viewer` imported but unused

tests/utilities/test_module_utils.py:7:40: F401 `inspect.signature` imported but unused

tests/utilities/test_module_utils.py:6:25: F401 `collections.OrderedDict` imported but unused

tests/utilities/test_module_utils.py:5:8: F401 `sys` imported but unused

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