[misc] Fix comment.

git-svn-id: https://svn.xwiki.org/svnroot/xwiki/platform/core/trunk@35509 f329d543-caf0-0310-9063-dda96c69346f

pom.xml

@@ -40,7 +40,7 @@
     <!-- Versions of XWiki dependencies used in Core modules -->
     <rendering.version>${project.version}</rendering.version>
     <commons.version>${project.version}</commons.version>
-    <!-- Versions of XWiki dependencies used in Core modules -->
+    <!-- The previous stable version of this project, used to catch API breakages. -->
     <clirr.previous.version>2.7</clirr.previous.version>
   </properties>
   <scm>