### 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_
CopySourceVersionId: Optional[CopySourceVersionId]
    CopyPartResult: Optional[CopyPartResult]
    ServerSideEncryption: Optional[ServerSideEncryption]
    SSECustomerAlgorithm: Optional[SSECustomerAlgorithm]
    SSECustomerKeyMD5: Optional[SSECustomerKeyMD5]
    SSEKMSKeyId: Optional[SSEKMSKeyId]
    BucketKeyEnabled: Optional[BucketKeyEnabled]
    RequestCharged: Optional[RequestCharged]
class UploadPartCopyRequest(ServiceRequest):
    Bucket: BucketName
    CopySource: CopySource
    CopySourceIfMatch: Optional[CopySourceIfMatch]
    CopySourceIfModifiedSince: Optional[CopySourceIfModifiedSince]
    CopySourceIfNoneMatch: Optional[CopySourceIfNoneMatch]
    CopySourceIfUnmodifiedSince: Optional[CopySourceIfUnmodifiedSince]
    CopySourceRange: Optional[CopySourceRange]
    Key: ObjectKey
    PartNumber: PartNumber
    UploadId: MultipartUploadId
    SSECustomerAlgorithm: Optional[SSECustomerAlgorithm]
    SSECustomerKey: Optional[SSECustomerKey]
    SSECustomerKeyMD5: Optional[SSECustomerKeyMD5]
    CopySourceSSECustomerAlgorithm: Optional[CopySourceSSECustomerAlgorithm]
    CopySourceSSECustomerKey: Optional[CopySourceSSECustomerKey]
    CopySourceSSECustomerKeyMD5: Optional[CopySourceSSECustomerKeyMD5]
    RequestPayer: Optional[RequestPayer]
    ExpectedBucketOwner: Optional[AccountId]
    ExpectedSourceBucketOwner: Optional[AccountId]
class UploadPartOutput(TypedDict, total=False):