Function add_hummock_backend

pub fn add_hummock_backend(
    id: &str,
    provide_opendal: &[OpendalConfig],
    provide_minio: &[MinioConfig],
    provide_aws_s3: &[AwsS3Config],
    hummock_in_memory_strategy: HummockInMemoryStrategy,
    cmd: &mut Command,
) -> Result<(bool, bool)>

Add a hummock storage backend to the parameters. Returns (is_shared_backend, is_persistent_backend).