Fix AmazonSQSExtendedAsyncClient ignoring the configured prefix

Author: pomadchin

src/main/java/com/amazon/sqs/javamessaging/AmazonSQSExtendedAsyncClient.java

@@ -490,7 +490,7 @@ private CompletableFuture<SendMessageRequest> storeMessageInS3(SendMessageReques
                 clientConfiguration.usesLegacyReservedAttributeName()));
 
         // Store the message content in S3.
-        return payloadStore.storeOriginalPayload(messageContentStr)
+        return storeOriginalPayload(messageContentStr)
             .thenApply(largeMessagePointer -> {
                 sendMessageRequestBuilder.messageBody(largeMessagePointer);
                 return sendMessageRequestBuilder.build();