1- Site version was 8.7.9
2- Listed updatable modules at /admin/reports/updates/update
3- Updated 3 modules using the UI
4- Ran database update => modules showed as "Up to date" at /admin/reports/updates
5- Updated Drupal core to 8.8.3
6- Ran database update => Drupal core showed as "Up to date" at /admin/reports/updates
But all Modules and Themes show "No available releases found" as apposed to "Up to date"
Apache, PHP 7.1.14, MySQL 5.6.41
