Function deregister

deregister(providerId): Promise<void>
API function to deregister a Home provider.
Parameters
- providerId: string
  
  the Home provider ID.
Returns Promise<void>
a promise that resolves once the Home provider is successfully deregistered.
Remarks
A Workspace Platform must be initialized, and the Home provider must be registered for this function to take effect.

Throws
an error if the provider is not registered.

Example
Deregister a Home provider.
```
import { Home } from '@openfin/workspace';

await Home.deregister('my-home-provider');
```