Use icon translations in devolo Home Network device tracker (#143089)

homeassistant/components/devolo_home_network/device_tracker.py

@@ -88,6 +88,8 @@ class DevoloScannerEntity(  # pylint: disable=hass-enforce-class-module
 ):
     """Representation of a devolo device tracker."""
 
+    _attr_translation_key = "device_tracker"
+
     def __init__(
         self,
         coordinator: DevoloDataUpdateCoordinator[list[ConnectedStationInfo]],
@@ -123,13 +125,6 @@ class DevoloScannerEntity(  # pylint: disable=hass-enforce-class-module
             )
         return attrs
 
-    @property
-    def icon(self) -> str:
-        """Return device icon."""
-        if self.is_connected:
-            return "mdi:lan-connect"
-        return "mdi:lan-disconnect"
-
     @property
     def is_connected(self) -> bool:
         """Return true if the device is connected to the network."""

homeassistant/components/devolo_home_network/icons.json

@@ -13,6 +13,14 @@
         "default": "mdi:wifi-plus"
       }
     },
+    "device_tracker": {
+      "device_tracker": {
+        "default": "mdi:lan-disconnect",
+        "state": {
+          "home": "mdi:lan-connect"
+        }
+      }
+    },
     "sensor": {
       "connected_plc_devices": {
         "default": "mdi:lan"

tests/components/devolo_home_network/snapshots/test_device_tracker.ambr

@@ -3,7 +3,6 @@
   StateSnapshot({
     'attributes': ReadOnlyDict({
       'band': '5 GHz',
-      'icon': 'mdi:lan-connect',
       'mac': 'AA:BB:CC:DD:EE:FF',
       'source_type': <SourceType.ROUTER: 'router'>,
       'wifi': 'Main',