use cups.socket instead of cups.service

arch.sh

@@ -397,8 +397,8 @@ main() {
     sudo ln -s /usr/share/soundfonts/*.sf2 /usr/share/sounds/sf2/
 
     # === Printers ==
-    sudo systemctl enable cups.service
-    sudo systemctl start cups.service
+    sudo systemctl enable cups.socket
+    sudo systemctl start cups.socket
 
     echo -e "\nInstallation terminée.\nIl faut redémarrer l'ordinateur."
 }