Update server deployed for 8.0.15, 8.1.10, 8.2.8, 9.0.5, 9.1.1

updater

#1

Updates have been enabled for 8.0.15, 8.1.10, 8.2.8, 9.0.5, 9.1.1 in the
update server for those who use the updater app (see Admin section).

There are known issues that can happen on some environments when
updating from 9.0.4, 9.0.5, 9.1.0 or 9.1.1. Here are patches to help fix
these:
https://central.owncloud.org/t/patches-for-known-update-issues-from-version-9-0-4-9-0-5-9-1-0-9-1-1/3549.

If you are seeing different issues despire the patches, please report
them to the updater app's bug tracker: https://github.com/owncloud/updater

Thank you!