owncloud/core

Bugfix: Fix mispositioned ui elements after leaving viewerMode

Until today, after leaving the viewer mode (e.G Pdf viewer)
the action header table in the files list was mispositioned while checking an item.
The download action and following items went out of sight.

https://github.com/owncloud/core/issues/38547
https://github.com/owncloud/core/pull/38552