[component] Zendesk Sell

[ivicac]

As a Workflow Developer
I want to be able to use the native Zendesk Sell connector
So that I can implement more complex integration use cases where the connector is involved.

Website: https://www.zendesk.com/sell/
Documentation: https://developer.zendesk.com/api-reference/sales-crm/resources/introduction/

Acceptance Criteria

List of implemented actions:

• create contact
• create task

List of implemented triggers:
TODO

Definition of Done:

• Unit/Integration tests
• Documentation