In #1810880: Convert update_last_check and update_last_email_notification variables to CMI system we converted the variables to state but we missed the update_uninstall function.
Grepping for this variable, it is indeed used with state elsewhere. Looks good.
Committed and pushed to 8.x. Thanks!
Automatically closed - issue fixed for 2 weeks with no activity.
Drupal is a registered trademark of Dries Buytaert.