Remove image depending on rayon

- Only benefit I can see on a glance if AVIF encoding
- Can be forced enabled by other application if they wish (requiring image with rayon feature)
- Causes version conflicts if using libraries that use an older rayon version

Author: LinusCDE

Cargo.toml

@@ -22,7 +22,7 @@ zstd = { version = "0.13.2", optional = true }
 
 # framebuffer-drawing
 rusttype = { version = "0.9.3", optional = true }
-image = { version = "0.25.2", optional = true }
+image = { version = "0.25.2", optional = true, default-features = false, feaures = [ "default-formats" ] } # No need for rayon
 line_drawing = { version = "1.0.0", optional = true }
 
 # input