Add a check to avoid extra spaces being printed

dotfiles/.local/bin/sb-battery

@@ -7,7 +7,7 @@
 # for battery in /sys/class/power_supply/BAT?*; do # For standard devices, use this line instead.
 for battery in /sys/class/power_supply/?*; do
 	# If non-first battery, print a space separator.
-	[ -n "${capacity+x}" ] && printf " "
+	[ -n "${capacity+x}" ] && [ -f "$battery/status" ] && printf " "
 	# Sets up the status and capacity
 	case "$(cat "$battery/status" 2>&1)" in
 		"Full") status="󰁹 " ;;