output with -o debug::pkgproblemresolver=1 (of the reverse problem, i.e. installing phonon4qt5-backend-gstreamer wants to remove libphonon4qt5-dev)
output with -o debug:: pkgproblemresol ver=1 (of the reverse problem, i.e. installing phonon4qt5- backend- gstreamer wants to remove libphonon4qt5-dev)