Update documentation for file deletion

Authored by gengisdave on May 1 2020, 10:48 PM.

Description

Update documentation for file deletion

Update the documentation to the correct file deletion shortcuts.

Ctrl+Del does always the alternate delete from F8/Del.

FIXED: [ 280020 ] No info about alternate deletion shortcut
BUG: 280020

Differential Revision: https://phabricator.kde.org/D29350

Details