message: samples: fix typo in comment
diff: @@ -70,7 +70,7 @@ function main(
  ackIds.push(message.ackId);
  }
  - // Acknowledge all of the messages. You could also ackknowledge
  + // Acknowledge all of the messages. You could also acknowledge
  // these individually, but this is more efficient.
  const ackRequest = {
  subscription: formattedSubscription,
  