Replace the current license disclaimer in files by
a SPDX-License-Identifier.
Files that have to be modified by hand are modified.
License files are organized under LICENSES directory.
Task-number: QTBUG-67283
Change-Id: Id880c92784c40f3bbde861c0d93f58151c18b9f1
Reviewed-by: Qt CI Bot <qt_ci_bot@qt-project.org>
Reviewed-by: Lars Knoll <lars.knoll@qt.io>
Reviewed-by: Jörg Bornemann <joerg.bornemann@qt.io>
Change-Id: I6262b14640118482621c95c3988c068cf72271d8
Reviewed-by: Robert Pancoast <RobertPancoast77@gmail.com>
Reviewed-by: Konstantin Tokarev <annulen@yandex.ru>