Regard ingredrients as incomplete if the text contains a question mark.
Regard ingredrients as incomplete if the text contains a question mark.

Fixes openfoodfacts/openfoodfacts-server#421

openfoodfacts/openfoodfacts-server,openfoodfacts/openfoodfacts-server,openfoodfacts/openfoodfacts-server,openfoodfacts/openfoodfacts-server,openfoodfacts/openfoodfacts-server