Include acf-json/*json files in permissions repair

[joemaller]

These files are created with www-data user:group ownership and 664 permissions, and can't be modified by the active WSL user. They should be owned by the current user.

-rw-rw-r-- 1 www-data www-data 50656 Jun  7 22:48 group_60bec34eaff71.json