made IT compatible with different JDK versions output

git-svn-id: https://svn.apache.org/repos/asf/maven/plugins/trunk@1658105 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/src/it/mcompiler-120/verify.groovy b/src/it/mcompiler-120/verify.groovy
index 1bedc72..c04959f 100644
--- a/src/it/mcompiler-120/verify.groovy
+++ b/src/it/mcompiler-120/verify.groovy
@@ -23,5 +23,5 @@
 

 assert content.contains( 'Compilation failure' )

 assert !content.contains( 'invalid flag' )

-assert content.contains( 'unchecked call to add(E) as a member of the raw type List' )

+assert content.contains( 'unchecked call to add(E) as a member of the raw type ' ) // List or java.util.List