Fix typo in the Queue.java

Signed-off-by: Artem Bilan <artem.bilan@broadcom.com>
(cherry picked from commit ad5c8c0)

Author: artembilan

spring-amqp/src/main/java/org/springframework/amqp/core/Queue.java

@@ -36,7 +36,7 @@ public class Queue extends AbstractDeclarable implements Cloneable {
 	 * Argument key for the queue leader locator.
 	 * @since 2.1
 	 */
-	public static final String X_QUEUE_LEADER_LOCATOR = "x-queaue-leader-locator";
+	public static final String X_QUEUE_LEADER_LOCATOR = "x-queue-leader-locator";
 
 	private final String name;