Add edge catching for when the battery is charging

.config/cron/battery_notifier.sh

@@ -1,6 +1,13 @@
 #!/bin/bash
 
 battery_level=$(acpi -b | grep -P -o -m1 "[0-9]+(?=%)")
+charging_state=$(acpi -b | grep -P -o -m1 "([A-Z])\w+,")
+
+# If laptop is charging, do not make further tests
+if [ $charging_state = "Charging," ]
+then
+    exit
+fi
 
 if [ $battery_level -le 5 ]
 then