Add media key bindings for audio control in dconf settings

dconf-settings.ini

@@ -80,3 +80,12 @@ use-system-font=false
 bold-is-bright=false
 label='Trude'
 palette='Vs Code'
+
+[org/gnome/settings-daemon/plugins/media-keys]
+mic-mute=['<Super>F9']
+next=['<Super>F8']
+play=['<Super>F7']
+previous=['<Super>F6']
+volume-down=['<Super>F10']
+volume-mute=['<Super>F11']
+volume-up=['<Super>F12']