Fixed code style.

Signed-off-by: Pavel Kirilin <win10@list.ru>

src/img_processors/scale.rs

-use image::{DynamicImage, GenericImageView};
 use image::imageops::FilterType;
+use image::{DynamicImage, GenericImageView};
 
 use crate::config::image_processors::ProcessorParams;
 use crate::result::MBGResult;