Revert "Use percentage constant in components (#80173)"

This reverts commit 3a5b66fd60.

homeassistant/components/amberelectric/sensor.py

@@ -20,7 +20,7 @@ from homeassistant.components.sensor import (
     SensorStateClass,
 )
 from homeassistant.config_entries import ConfigEntry
-from homeassistant.const import CURRENCY_DOLLAR, ENERGY_KILO_WATT_HOUR, PERCENTAGE
+from homeassistant.const import CURRENCY_DOLLAR, ENERGY_KILO_WATT_HOUR
 from homeassistant.core import HomeAssistant
 from homeassistant.helpers.entity_platform import AddEntitiesCallback
 from homeassistant.helpers.update_coordinator import CoordinatorEntity
@@ -247,7 +247,7 @@ async def async_setup_entry(
     renewables_description = SensorEntityDescription(
         key="renewables",
         name=f"{entry.title} - Renewables",
-        native_unit_of_measurement=PERCENTAGE,
+        native_unit_of_measurement="%",
         state_class=SensorStateClass.MEASUREMENT,
         icon="mdi:solar-power",
     )

homeassistant/components/lyric/sensor.py

@@ -16,7 +16,6 @@ from homeassistant.components.sensor import (
     SensorStateClass,
 )
 from homeassistant.config_entries import ConfigEntry
-from homeassistant.const import PERCENTAGE
 from homeassistant.core import HomeAssistant
 from homeassistant.helpers.entity_platform import AddEntitiesCallback
 from homeassistant.helpers.typing import StateType
@@ -115,7 +114,7 @@ async def async_setup_entry(
                             name="Outdoor Humidity",
                             device_class=SensorDeviceClass.HUMIDITY,
                             state_class=SensorStateClass.MEASUREMENT,
-                            native_unit_of_measurement=PERCENTAGE,
+                            native_unit_of_measurement="%",
                             value=lambda device: device.displayedOutdoorHumidity,
                         ),
                         location,

homeassistant/components/statistics/sensor.py

@@ -25,7 +25,6 @@ from homeassistant.const import (
     CONF_ENTITY_ID,
     CONF_NAME,
     CONF_UNIQUE_ID,
-    PERCENTAGE,
     STATE_UNAVAILABLE,
     STATE_UNKNOWN,
 )
@@ -378,7 +377,7 @@ class StatisticsSensor(SensorEntity):
         base_unit: str | None = new_state.attributes.get(ATTR_UNIT_OF_MEASUREMENT)
         unit: str | None
         if self.is_binary and self._state_characteristic in STAT_BINARY_PERCENTAGE:
-            unit = PERCENTAGE
+            unit = "%"
         elif not base_unit:
             unit = None
         elif self._state_characteristic in STAT_NUMERIC_RETAIN_UNIT: