Verified.

Tested on: Satellite stream snap 71

Steps to Reproduce:
1. Configure -> Ansible -> import ansible role
2. Configure -> Ansible -> variable -> New Ansible Variable
3. Make variable overridable
4. Set default Parameter Type to "array"
5. Set the Default Value to ["Default Text"]
6. Hosts -> All Hosts -> Select Host
7. Ansible -> Roles -> Assign the role to a host
8. Variables -> Override that value -> Save
9. Click on delete and confirm button