Fix example formatting

examples/simple.rs

@@ -17,7 +17,9 @@ fn main() {
 
     // Insert the ShmGlobal as a handler to your event loop
     // Here, we specify tha the standard Argb8888 and Xrgb8888 is the only supported.
-    let handler_id = event_loop.add_handler_with_init(ShmGlobal::new(vec![], None /* we don't provide a logger here */));
+    let handler_id =
+        event_loop.add_handler_with_init(ShmGlobal::new(vec![],
+                                                        None /* we don't provide a logger here */));
 
     // Register this handler to advertise a wl_shm global of version 1
     let shm_global = event_loop.register_global::<wl_shm::WlShm, ShmGlobal>(handler_id, 1);