chore(cargo): update image crate to 0.25.2

This version deprecated `image::io::Reader`,
requires changes to avoid warnings.

src/blob.rs

@@ -12,7 +12,7 @@ use anyhow::{format_err, Context as _, Result};
 use base64::Engine as _;
 use futures::StreamExt;
 use image::codecs::jpeg::JpegEncoder;
-use image::io::Reader as ImageReader;
+use image::ImageReader;
 use image::{DynamicImage, GenericImage, GenericImageView, ImageFormat, Pixel, Rgba};
 use num_traits::FromPrimitive;
 use tokio::io::AsyncWriteExt;

src/tools.rs

@@ -305,7 +305,7 @@ pub fn get_filesuffix_lc(path_filename: &str) -> Option<String> {
 
 /// Returns the `(width, height)` of the given image buffer.
 pub fn get_filemeta(buf: &[u8]) -> Result<(u32, u32)> {
-    let image = image::io::Reader::new(Cursor::new(buf)).with_guessed_format()?;
+    let image = image::ImageReader::new(Cursor::new(buf)).with_guessed_format()?;
     let dimensions = image.into_dimensions()?;
     Ok(dimensions)
 }