user/[KF5]: bump to 5.43.0

user/attica/APKBUILD

user/baloo/APKBUILD

user/breeze-icons/APKBUILD

user/extra-cmake-modules/APKBUILD

user/frameworkintegration/APKBUILD

user/kactivities-stats/APKBUILD

user/kactivities/APKBUILD

user/karchive/APKBUILD

user/kauth/APKBUILD

user/kbookmarks/APKBUILD

user/kcmutils/APKBUILD

user/kcodecs/APKBUILD

user/kcompletion/APKBUILD

user/kconfig/APKBUILD

user/kconfigwidgets/APKBUILD

user/kcoreaddons/APKBUILD

user/kcrash/APKBUILD

user/kdbusaddons/APKBUILD

user/kdeclarative/APKBUILD

user/kded/APKBUILD