fix: Invert volume actions to be correct

Author: peterkrull

data/system_actions.ron

@@ -34,9 +34,9 @@
     /// Opens the system default terminal
     Terminal: "cosmic-term",
     /// Lowers the volume of the active output device
-    VolumeLower: "wpctl set-volume @DEFAULT_AUDIO_SINK@ 5%+ -l 1.5",
+    VolumeLower: "wpctl set-volume @DEFAULT_AUDIO_SINK@ 5%- -l 1.5",
     /// Raises the volume of the active output device
-    VolumeRaise: "wpctl set-volume @DEFAULT_AUDIO_SINK@ 5%- -l 1.5",
+    VolumeRaise: "wpctl set-volume @DEFAULT_AUDIO_SINK@ 5%+ -l 1.5",
     /// Opens the system default web browser
     WebBrowser: "xdg-open http://",
     /// Opens the (alt+tab) window switcher