Prestashop: Null is displayed instead of Deleted account when option to anonymize is set to Yes in product comment

[sarahdib]

Describe the bug

Null display instead of Deleted account when option to anonymize is set to Yes in product comment

Expected behavior

Should be deleted account

Steps to Reproduce

Steps to reproduce the behavior:

1. Install product comment and set "Anonymize the user's last name" to Yes
2. Create an account in FO
3. Add a comment to a product and approuve it
4. Delete the customer
5. See that is "null" instead of "Deleted account"

Screenshots

Additional information

• PrestaShop version: 1.7.7.0, 1.7.6.0
• Module version : 4.2.0 et 4.2.1
• PHP version: 7.1

[Progi1984]

(Respect for the #22222)

[SimonGrn]

22222 nice