### Is there an existing issue for this?

- [X] I have searched the existing issues

### Current Behavior

> ERROR:localstack.aws.protocol.serializer: Response object TableDescription contains a member which is not specified: TableClass
> 
> Traceback (most recent call last):
> 
>   File "/opt/code/localstack/localstack/aws/protocol/serializer.py", line 1007, in _serialize_type_structure
> 
>     member_shape = members[member_key]
> 
> KeyError: 'TableClass'

### Expected Behavior

_No response_

### How are you starting LocalStack?

With a docker-compose file

### Steps To Reproduce

Create a DynamoDB table via Pulumi.

### Environment

```markdown
- OS: Mac M1
- LocalStack: latest
```


### Anything else?

_No response_
dynamodb_client = aws_stack.create_external_boto_client("dynamodb")
        aws_stack.create_dynamodb_table(TEST_DDB_TABLE_NAME, partition_key=PARTITION_KEY)
        table = dynamodb.Table(TEST_DDB_TABLE_NAME)
        item_id = short_uid()
        table.put_item(Item={PARTITION_KEY: item_id, "data": "foobar123 ✓"})
        response = dynamodb_client.update_item(
            TableName=TEST_DDB_TABLE_NAME,
            Key={PARTITION_KEY: {"S": item_id}},
            UpdateExpression="SET attr1 = :v1, attr2 = :v2",
            ExpressionAttributeValues={":v1": {"S": "value1"}, ":v2": {"S": "value2"}},
        )
        assert response["ResponseMetadata"]["HTTPStatusCode"] == 200
        item = table.get_item(Key={PARTITION_KEY: item_id})["Item"]