Using the most recent version of LocalStack and the most recent version of the AWS CLI...

```
awslocal sqs create-queue --queue-name foo                                                                                                                                                                         
{                                                                                                                                                                                                                  
    "QueueUrl": "http://localhost:4566/000000000000/foo"
} 

awslocal sqs send-message --message-body hello --queue-url http://localhost/000000000000/foo                                                                                                                       
{                                                                                                                                                                                                                  
  "MD5OfMessageBody": "5d41402abc4b2a76b9719d911017c592", 
  "MessageId": "53be5840-770a-49e6-8e23-cfca3469c7ff" 
}
                                                                                                                                                                                                                                                                                                              
awslocal sqs receive-message --queue-url http://localhost/000000000000/foo
{
   "Messages": [                                                                                                                                                                                                  
        {                                                                                                                                                                                                          
            "MessageId": "53be5840-770a-49e6-8e23-cfca3469c7ff",                                                                                                                                                   
            "ReceiptHandle": "ZmE3NTAxZjItZTEzMS00ZDNjLWE0ODgtODUzNTU0ZjE4YzBjIGFybjphd3M6c3FzOnVzLWVhc3QtMTowMDAwMDAwMDAwMDA6Zm9vIDUzYmU1ODQwLTc3MGEtNDllNi04ZTIzLWNmY2EzNDY5YzdmZiAxNjk4OTUwNjM2LjQxODc3ODc=",   
            "MD5OfBody": "5d41402abc4b2a76b9719d911017c592",                                                                                                                                                       
            "Body": "hello"                                                                                                                                                                                        
        }                                                                                                                                                                                                          
    ]                                                                                                                                                                                                              
}                                                                                                                                                                                                                  

awslocal sqs change-message-visibility --visibility-timeout 10 --queue-url http://localhost:4566/000000000000/foo --receipt-handle ZmE3NTAxZjItZTEzMS00ZDNjLWE0ODgtODUzNTU0ZjE4YzBjIGFybjphd3M6c3FzOnVzLWVhc3QtMTo\wMDAwMDAwMDAwMDA6Zm9vIDUzYmU1ODQwLTc3MGEtNDllNi04ZTIzLWNmY2EzNDY5YzdmZiAxNjk4OTUwNjM2LjQxODc3ODc=                                                                                                                  
                                                                                                                                                                                                                   
An error occurred (AWS.SimpleQueueService.MessageNotInflight) when calling the ChangeMessageVisibility operation: Unknown 
```
with self.mutex:
            self.validate_receipt_handle(receipt_handle)
            if receipt_handle not in self.receipts:
                LOG.debug(
                    "no in-flight message found for receipt handle %s in queue %s",
                    receipt_handle,
                    self.arn,
                )
                return
            standard_message = self.receipts[receipt_handle]
            standard_message.deleted = True
            LOG.debug(
                "deleting message %s from queue %s",
                standard_message.message["MessageId"],
                self.arn,
            )
            # re
            for handle in standard_message.receipt_handles:
                del self.receipts[handle]
            standard_message.receipt_handles.clear()
            self._on_remove_message(standard_message)
    def _on_remove_message(self, message: SqsMessage):