Change ATTR_BATTERY_STATE_UNPLUGGED for ios component (#22152)

* AH - Updated Text Description of ATTR_BATTERY_STATE_UNPLUGGED

* AH - updated device_tracker ios test to use new battery state description

homeassistant/components/ios/__init__.py

@@ -76,7 +76,7 @@ PERMISSIONS = [ATTR_LOCATION_PERMISSION, ATTR_NOTIFICATIONS_PERMISSION]
 ATTR_BATTERY_STATE = 'state'
 ATTR_BATTERY_LEVEL = 'level'
 
-ATTR_BATTERY_STATE_UNPLUGGED = 'Unplugged'
+ATTR_BATTERY_STATE_UNPLUGGED = 'Not Charging'
 ATTR_BATTERY_STATE_CHARGING = 'Charging'
 ATTR_BATTERY_STATE_FULL = 'Full'
 ATTR_BATTERY_STATE_UNKNOWN = 'Unknown'

tests/components/device_tracker/test_init.py

@@ -626,7 +626,7 @@ def test_see_schema_allowing_ios_calls():
     device_tracker.SERVICE_SEE_PAYLOAD_SCHEMA({
         'dev_id': 'Test',
         "battery": 35,
-        "battery_status": 'Unplugged',
+        "battery_status": 'Not Charging',
         "gps": [10.0, 10.0],
         "gps_accuracy": 300,
         "hostname": 'beer',