[builder] Fixed bogus condition in projects state helper

see https://bugs.eclipse.org/bugs/show_bug.cgi?id=447805

Change-Id: I9dfe30c0cfa411761ec5aecd060b9fe3b53201a8
[xtend] Recompiled with latest version from maintenance

Change-Id: I648052080b714226d90161b85990bc2eb5a9fc6b