Align Maven no_aop classifier to match the Ant target

git-svn-id: https://google-guice.googlecode.com/svn/trunk@1454 d779f126-a31b-0410-b53b-1d3aecad763e
diff --git a/pom.xml b/pom.xml
index cba3ca3..f807602 100644
--- a/pom.xml
+++ b/pom.xml
@@ -104,9 +104,9 @@
     -->
     <guice.with.jarjar>true</guice.with.jarjar>
     <!--
-     | Use "-Dguice.with.noaop=false" to skip the no-AOP variant
+     | Use "-Dguice.with.no_aop=false" to skip the no-AOP variant
     -->
-    <guice.with.noaop>true</guice.with.noaop>
+    <guice.with.no_aop>true</guice.with.no_aop>
   </properties>
 
   <dependencies>