PlaceholderMessage depends on Qt 5.13 even if CMakeLists.txt requires 5.12
the import of QtQuick.Layouts in PlaceholderMessage.qml requires 1.13 in contradiction with the required Qt version in CMakeLists.txt
the import of QtQuick.Layouts in PlaceholderMessage.qml requires 1.13 in contradiction with the required Qt version in CMakeLists.txt