sway_volume: replace notification icon, again

bin/sway_volume

@@ -3,8 +3,10 @@ source $HOME/.config/sway/bin/sway_helpers
 SINK=$(pactl info | grep "Default Sink" | cut -d ' ' -f 3)
 ICON_PATH=$HOME/.local/share/icons/Tela-circle-dark/16/actions
 NOTIFY_APP="dunstify -a volume -h string:x-dunst-stack-tag:volume"
-VOL1=""
-VOL2=""
+# echo -e '\u25cf'
+VOL1="●"
+# echo -e '\u25cc'
+VOL2="◌"
 
 
 function getProgressString() {
@@ -33,7 +35,6 @@ function notify() {
   if [ "$MUTE" = "yes" ]; then
     ICON=$ICON_PATH/audio-volume-muted.svg
     TITLE="${VOLUME}%"
-    M=""
   elif [ $VOLUME -le 33 ]; then
       ICON=$ICON_PATH/audio-volume-low.svg
       TITLE="${VOLUME}%"