GH-1886: Fix Javadocs

Author: garyrussell

spring-kafka/src/main/java/org/springframework/kafka/config/AbstractKafkaListenerEndpoint.java

@@ -345,8 +345,8 @@ public void setRetryTemplate(RetryTemplate retryTemplate) {
 
 	/**
 	 * Get the recovery callback.
-	 * @deprecated since 2.8 - use a suitably configured error handler instead.
 	 * @return the recovery callback.
+	 * @deprecated since 2.8 - use a suitably configured error handler instead.
 	 */
 	@Deprecated
 	@Nullable
@@ -365,8 +365,9 @@ public void setRecoveryCallback(RecoveryCallback<? extends Object> recoveryCallb
 	}
 
 	/**
+	 * Return the stateful retry.
+	 * @return the stateful retry.
 	 * @deprecated since 2.8 - use a suitably configured error handler instead.
-	 * @return
 	 */
 	@Deprecated
 	protected boolean isStatefulRetry() {