Function dispatchFinalizeRequestsParallel

dispatchFinalizeRequestsParallel(
    client: StorageClient,
    registry: Registry,
    registryPath: string,
    coordinator: XIDDocument,
    groupId: ARID,
    successes: [XID, Round2ResponseData][],
    preview: boolean,
): Promise<[string, string] | undefined>
Dispatch finalize requests in parallel.

Port of dispatch_finalize_requests_parallel() from round2.rs lines 780-900.
Parameters
- client: StorageClient
- registry: Registry
- registryPath: string
- coordinator: XIDDocument
- groupId: ARID
- successes: [XID, Round2ResponseData][]
- preview: boolean
Returns Promise<[string, string] | undefined>
- Defined in cmd/dkg/coordinator/round2.ts:671