Comment out unused declaration

Author: kostis

locks/ticket_futex_lock.hpp

@@ -20,7 +20,7 @@
 class ticket_futex_lock {
 	using field_t = int;
 	std::atomic<field_t> ticket;
-	char pad[128-sizeof(ticket)];
+	// char pad[128-sizeof(ticket)];	// UNUSED - DELETE ?
 	std::atomic<field_t> serving;
 	public:
 		ticket_futex_lock() : ticket(0), serving(0) {}