run cargo fmt

examples/epd2in13bc.rs

@@ -80,7 +80,8 @@ fn main() -> Result<(), std::io::Error> {
     display.set_rotation(DisplayRotation::Rotate270);
     draw_text(&mut display, "Rotation 270!", 5, 50);
 
-    epd2in13.update_and_display_frame(&mut spi, &display.buffer(), &mut delay)
+    epd2in13
+        .update_and_display_frame(&mut spi, &display.buffer(), &mut delay)
         .expect("display frame new graphics");
 
     println!("First frame done. Waiting 5s");