EZVIZ: Add mac to device info (#85378)

Co-authored-by: Franck Nijhof <frenck@frenck.nl>

homeassistant/components/ezviz/entity.py

@@ -3,6 +3,7 @@ from __future__ import annotations
 
 from typing import Any
 
+from homeassistant.helpers.device_registry import CONNECTION_NETWORK_MAC
 from homeassistant.helpers.entity import DeviceInfo, Entity
 from homeassistant.helpers.update_coordinator import CoordinatorEntity
 
@@ -24,6 +25,9 @@ class EzvizEntity(CoordinatorEntity[EzvizDataUpdateCoordinator], Entity):
         self._camera_name = self.data["name"]
         self._attr_device_info = DeviceInfo(
             identifiers={(DOMAIN, serial)},
+            connections={
+                (CONNECTION_NETWORK_MAC, self.data["mac_address"]),
+            },
             manufacturer=MANUFACTURER,
             model=self.data["device_sub_category"],
             name=self.data["name"],