### Is there an existing issue for this?

- [X] I have searched the existing issues

### Current Behavior

When multi uploading a file for Glacier Instant Retrieval, the operation fails at Complete stage with a message claiming storage class not supported.

### Expected Behavior

It works with real S3.

### How are you starting LocalStack?

With the `localstack` script

### Steps To Reproduce

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

localstack start

#### Client commands (e.g., AWS SDK code snippet, or sequence of "awslocal" commands)

 ```golang
	b, p := parse1(path)
	cmuI := &awsS3.CreateMultipartUploadInput{
		Bucket:       b,
		Key:          p,
		StorageClass: mtypes.StorageClassGlacierIr,
	}
_, err := client.CreateMultipartUpload(context.Background(), cmuI)

```
and process the upload of the part and then complete

### Environment

```markdown
- OS: Ubuntu 20.04
- LocalStack: pro latest
```


### Anything else?

_No response_
self,
        context: RequestContext,
        request_route: RequestRoute,
        request_token: RequestToken,
        body: IO[Body] = None,
        status_code: GetObjectResponseStatusCode = None,
        error_code: ErrorCode = None,
        error_message: ErrorMessage = None,
        accept_ranges: AcceptRanges = None,
        cache_control: CacheControl = None,
        content_disposition: ContentDisposition = None,
        content_encoding: ContentEncoding = None,
        content_language: ContentLanguage = None,
        content_length: ContentLength = None,
        content_range: ContentRange = None,
        content_type: ContentType = None,
        checksum_crc32: ChecksumCRC32 = None,
        checksum_crc32_c: ChecksumCRC32C = None,
        checksum_sha1: ChecksumSHA1 = None,
        checksum_sha256: ChecksumSHA256 = None,