SUMMARY Add MPRIS intergration to Dolphin so we can play and pause music in dolphin. EXPECTED RESULT Dolphin should have MPRIS intergration SOFTWARE/OS VERSIONS Operating System: Arch Linux KDE Plasma Version: 5.23.3 KDE Frameworks Version: 5.88.0 Qt Version: 5.15.2 Kernel Version: 5.15.2-zen1-1-zen (64-bit) Graphics Platform: Wayland