Replace the current license disclaimer in files by
a SPDX-License-Identifier.
License files are organized under LICENSES directory.
Pick-to: 6.5 6.6
Task-number: QTBUG-67283
Task-number: QTBUG-108364
Change-Id: If26e4d35c780db4a7982bb84872b251dad24716e
Reviewed-by: Joerg Bornemann <joerg.bornemann@qt.io>
This is in line with e.g. qtbase. Also remove outdated/unreferenced
license files.
Pick-to: 6.3
Change-Id: I5d3370ab453610f9c8165ff9e57db7ad4a785370
Reviewed-by: Jani Heikkinen <jani.heikkinen@qt.io>
