fix: remove duplicate VPN notifications from moonarch-vpn

nm-applet already sends notifications for VPN state changes.
The script's own notify-send calls caused duplicates on every toggle.

Closes #4

defaults/bin/moonarch-vpn

@@ -10,7 +10,7 @@
 ACTIVE_PREFIX="󰌘  "
 INACTIVE_PREFIX="󰌙  "
 
-for cmd in nmcli walker notify-send; do
+for cmd in nmcli walker; do
     command -v "$cmd" >/dev/null 2>&1 || {
         echo "Error: '$cmd' not found" >&2
         exit 1
@@ -35,29 +35,17 @@ function extract_connection_name() {
     echo "$result"
 }
 
-# Connect a VPN and notify the result.
+# Connect a VPN.
 # Requires nm-applet (or another NM secret agent) for interactive auth.
 function connect_vpn() {
     local connection="$1"
-    local feedback
-
-    if feedback=$(nmcli connection up "$connection" 2>&1); then
-        notify-send "VPN" "Connected to '$connection'"
-    else
-        notify-send -u critical "VPN" "Connection failed: $feedback"
-    fi
+    nmcli connection up "$connection"
 }
 
-# Disconnect a VPN and notify the result.
+# Disconnect a VPN.
 function disconnect_vpn() {
     local connection="$1"
-    local feedback
-
-    if feedback=$(nmcli connection down "$connection" 2>&1); then
-        notify-send "VPN" "Disconnected from '$connection'"
-    else
-        notify-send -u critical "VPN" "Disconnect failed: $feedback"
-    fi
+    nmcli connection down "$connection"
 }
 
 # Toggle the VPN connection based on its current state.
@@ -89,7 +77,6 @@ function main() {
     connections=$(list_vpn_connections)
 
     if [[ -z "$connections" ]]; then
-        notify-send "VPN" "No VPN connections configured"
         exit 0
     fi