Merged Pull Request #43862 removed restrictions for home language menu items. Multilingual Sample Data should adapt for 5.2-User.
Now after the installation Language home menu items are in separate menus:

Multilingual Sample Data for 5.2-User install Language home menu items in "Main Menu":

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| Status | New | ⇒ | Closed |
| Closed_Date | 0000-00-00 00:00:00 | ⇒ | 2024-09-07 04:23:38 |
| Closed_By | ⇒ | fgsw |
the sample data should be showcasing best practice
@brianteeman good argument, thanks.
I am not sure. Just because you can now put all the home menu items for each language in a single menu doesnt mean it is best practice to do that and the sample data should be showcasing best practice