Fixed i18n key.

git-svn-id: http://svn.igniterealtime.org/svn/repos/wildfire/trunk@5783 b35dd754-fafc-0310-a699-88a17e54d16e

src/web/group-delete.jsp

@@ -56,7 +56,7 @@
 
 <% if (webManager.getGroupManager().isReadOnly()) { %>
 <div class="error">
-    <fmt:message key="user.read_only"/>
+    <fmt:message key="group.read_only"/>
 </div>
 <% } %>