Wizard doesn't support selecting Task as child object

[baobao917]

Describe the bug Wizard throws an error when child object = Task.
"No appropriate relationship found between these objects"

To Reproduce Steps to reproduce the behavior:

1. Click Wizard
2. Select Parent Object as a custom object and confirm
3. Select Child Object as Task and confirm
4. Error message displays and the child object picklist is removed

Expected behavior Task object should be supported. The relationship is the WhatId

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Additional context Add any other context about the problem here.