Add missing deprecated annotation

Author: hazendaz

src/main/java/org/mybatis/guice/configuration/settings/MultipleResultSetsEnabledConfigurationSetting.java

@@ -1,5 +1,5 @@
 /*
- *    Copyright 2009-2024 the original author or authors.
+ *    Copyright 2009-2025 the original author or authors.
  *
  *    Licensed under the Apache License, Version 2.0 (the "License");
  *    you may not use this file except in compliance with the License.
@@ -20,6 +20,7 @@
 /**
  * @deprecated This option has no effect.
  */
+@Deprecated
 public class MultipleResultSetsEnabledConfigurationSetting implements ConfigurationSetting {
 
   private final boolean multipleResultSetsEnabled;