Add more packages to desktop role

roles/desktop/tasks/main.yml

@@ -40,6 +40,7 @@
     vars:
       packages:
         - build-essential
+        - ffmpeg
         - git
         - openjdk-8-jre # For Minecraft
         - python-pip
@@ -81,7 +82,9 @@
         - mesa-vulkan-drivers
         - mpc
         - mpd
+        - mpv
         - nextcloud-desktop
+        - obs-studio
         - redshift
         - rofi
         - sonata