### Is there an existing issue for this?

- [X] I have searched the existing issues

### Current Behavior

When I m defining a queue with 30s delay (DelaySeconds)
After sending message ApproximateNumberOfMessagesDelayed is still at 0

### Expected Behavior

Define a queue with 30s delay 
Send a message 
Verify value of ApproximateNumberOfMessagesDelayed in the queue, expected value should be 1.
This is working with release 0.14.2

### How are you starting LocalStack?

With a docker-compose file

### Steps To Reproduce

#### How are you starting localstack (e.g., `bin/localstack` command, arguments, or `docker-compose.yml`)

    docker run localstack/localstack:latest

#### Client commands (e.g., AWS SDK code snippet, or sequence of "awslocal" commands)
`
awslocal sqs create-queue  --queue-name test --attributes '{"DelaySeconds":"30","MessageRetentionPeriod":"86400","ReceiveMessageWaitTimeSeconds":"0","VisibilityTimeout":"0"}'

 awslocal sqs get-queue-attributes --attribute-names All  --queue-url http://localhost:4566/000000000000/test
 awslocal sqs send-message --queue-url http://localhost:4566/000000000000/test --message-body 'test'
 awslocal sqs get-queue-attributes --attribute-names All  --queue-url http://localhost:4566/000000000000/test
`

### Environment

```markdown
- OS:Ubuntu
- LocalStack:latest or 0.14.4
```


### Anything else?

_No response_
if not name.endswith(".fifo"):
            raise InvalidParameterValue(
                "The name of a FIFO queue can only include alphanumeric characters, hyphens, or underscores, "
                "must end with .fifo suffix and be 1 to 80 in length"
            )
        
        queue_name = name[:-5] + "_fifo"
        super()._assert_queue_name(queue_name)
    def validate_queue_attributes(self, attributes):
        valid = [k[1] for k in inspect.getmembers(QueueAttributeName)]
        for k in attributes.keys():
            if k not in valid:
                raise InvalidAttributeName(f"Unknown Attribute {k}")
        
        fifo = attributes.get(QueueAttributeName.FifoQueue)
        if fifo and fifo.lower() != "true":
            raise InvalidAttributeValue(
                "Invalid value for the parameter FifoQueue. Reason: Modifying queue type is not supported."
            )
    
    
    def generate_sequence_number(self):
        return _create_mock_sequence_number()
class InflightUpdateWorker: