Stop attempting to build legacy assets before NPM install done
Stop attempting to build legacy assets before NPM install done


Former-commit-id: f76795eba931d718ae390091ccab05c7af822b13
Former-commit-id: 5d49609aad2939d1e76f5e912370ced943d0a1f1
Former-commit-id: 9889c9d86e36446ea1c6b43ec7dfa64469c5782d
ONSdigital/florence,ONSdigital/florence,ONSdigital/florence,ONSdigital/florence