Fix formatting

Author: mvukov

rclrs/src/publisher.rs

@@ -232,9 +232,7 @@ where
 
     /// Returns true if message loans are possible, false otherwise.
     pub fn can_loan_messages(&self) -> bool {
-        unsafe {
-            rcl_publisher_can_loan_messages(&*self.handle.rcl_publisher.lock().unwrap())
-        }
+        unsafe { rcl_publisher_can_loan_messages(&*self.handle.rcl_publisher.lock().unwrap()) }
     }
 }