dev(narugo): add image for squeeze_with_transparency, test skip

from PIL import Image

from imgutils.operate import squeeze_with_transparency

from plot import image_plot

if __name__ == '__main__':

    image = Image.open('jerry_with_space.png')

    image_plot(

        (image, 'origin'),

        (squeeze_with_transparency(image), 'squeezed'),

        columns=2,

        figsize=(7, 4),

    )