community/lxqt-*: rebuild against qt6*

community/libdbusmenu-lxqt/APKBUILD

community/libfm-qt/APKBUILD

community/liblxqt/APKBUILD

community/libqtxdg/APKBUILD

community/libsysstat/APKBUILD

community/lximage-qt/APKBUILD

community/lxqt-about/APKBUILD

community/lxqt-admin/APKBUILD

community/lxqt-archiver/APKBUILD

community/lxqt-build-tools/APKBUILD

community/lxqt-config/APKBUILD

community/lxqt-desktop/APKBUILD

community/lxqt-globalkeys/APKBUILD

community/lxqt-menu-data/APKBUILD

community/lxqt-notificationd/APKBUILD

community/lxqt-openssh-askpass/APKBUILD

community/lxqt-panel/APKBUILD

community/lxqt-policykit/APKBUILD

community/lxqt-powermanagement/APKBUILD

community/lxqt-qtplugin/APKBUILD