Use a different feature name for quickbook-define in the tests.

Something was going wrong, this is the easiest fix.

[SVN r67089]

tools/quickbook

@@ -1 +1 @@
-Subproject commit 34d049361b72f58e14ddc0a82226c24334e117d6
+Subproject commit d55ea7699bbba41650cb5088c5a84fba59140d76