Upgraded to version 2.1.8.1 of Struts

git-svn-id: https://svn.apache.org/repos/asf/struts/maven/trunk@882659 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/struts2-archetype-plugin/src/main/resources/archetype-resources/pom.xml b/struts2-archetype-plugin/src/main/resources/archetype-resources/pom.xml
index b73f83c..b3a3fbb 100644
--- a/struts2-archetype-plugin/src/main/resources/archetype-resources/pom.xml
+++ b/struts2-archetype-plugin/src/main/resources/archetype-resources/pom.xml
@@ -13,7 +13,7 @@
         <dependency>
             <groupId>org.apache.struts</groupId>
             <artifactId>struts2-core</artifactId>
-            <version>2.1.8</version>
+            <version>2.1.8.1</version>
         </dependency>
 
         <dependency>