Unbreak RELEASEME_L10N_REQUIREMENT support
Dies otherwise with error message abozut non-existing dir in FileUtils.rm_r(stat.dirs) for languages with zero translations and whose dir had been removed during the zero percent check before.
Dies otherwise with error message abozut non-existing dir in FileUtils.rm_r(stat.dirs) for languages with zero translations and whose dir had been removed during the zero percent check before.