Clean up warnings in spring-jms

spring-jms/src/main/java/org/springframework/jms/core/JmsMessagingTemplate.java

@@ -375,7 +375,6 @@ public class JmsMessagingTemplate extends AbstractMessagingTemplate<Destination>
 		}
 	}
 
-	@SuppressWarnings("ThrowableResultOfMethodCallIgnored")
 	protected MessagingException convertJmsException(JmsException ex) {
 		if (ex instanceof org.springframework.jms.support.destination.DestinationResolutionException ||
 				ex instanceof InvalidDestinationException) {

spring-jms/src/main/java/org/springframework/jms/listener/adapter/MessagingMessageListenerAdapter.java

@@ -72,7 +72,6 @@ public class MessagingMessageListenerAdapter extends AbstractAdaptableMessageLis
 		}
 	}
 
-	@SuppressWarnings("unchecked")
 	protected Message<?> toMessagingMessage(javax.jms.Message jmsMessage) {
 		try {
 			return (Message<?>) getMessagingMessageConverter().fromMessage(jmsMessage);