break to avoid % on desktops

.local/bin/statusbar/battery

@@ -16,7 +16,7 @@ esac
 for battery in /sys/class/power_supply/BAT?
 do
 	# Get its remaining capacity and charge status.
-	capacity=$(cat "$battery"/capacity)
+	capacity=$(cat "$battery"/capacity) || break
 	status=$(sed "s/Discharging/🔋/;s/Not charging/🛑/;s/Charging/🔌/;s/Unknown/♻️/;s/Full/⚡/" "$battery"/status)
 
 	# If it is discharging and 25% or less, we will add a ❗ as a warning.