Fixed error handling

src/main.rs

@@ -2,7 +2,7 @@ use image::io::Reader as ImageReader;
 
 fn main() {
     println!("Converting test.webp to test.png.");
-    let img_raw = ImageReader::open("test.webp").expect("Failed to load test.webp.")
+    let img_raw = ImageReader::open("test.webp").expect("Failed to load test.webp.");
     let img = img_raw.decode().expect("Failed to decode the image.");
     img.save("test.png").expect("Failed to save test.png.");
     println!("Done.");