[FIX] tools: image.crop_image default type fix
[FIX] tools: image.crop_image default type fix

- the image.crop_image method doesn't defaults the format to PNG anymore.
  Instead it uses the format of the original image
  and defaults to jpeg as a last resort as the save method requires
  a type if it is called with an image object.

ygol/odoo,ygol/odoo,ygol/odoo,ygol/odoo,ygol/odoo,ygol/odoo,ygol/odoo