message: Add safeguard for index entries missing SQL
  (fixes
diff: @@ -48,11 +48,13 @@ module.exports = function searchProducts () {
  const tableDefinitions = utils.queryResultToJson(data)
  if (tableDefinitions.data?.length) {
  for (let i = 0; i < tableDefinitions.data.length; i++) {
  + if (tableDefinitions.data[i].sql) {
  solved = solved && utils.containsOrEscaped(dataString, tableDefinitions.data[i].sql)
  if (!solved) {
  break
  }
  }
  + }
  if (solved) {
  challengeUtils.solve(challenges.dbSchemaChallenge)
  }
  