feat: Add AC and DC charge limits for Hyundai USA Bluelink (#585)

The Bluelink API returns AC and DC charge limit data for EVs, similar to
Kia's API. This change selects for it identically to KiaUvoAPIUSA.py,
but with the correct object path for Bluelink's API response.

hyundai_kia_connect_api/HyundaiBlueLinkAPIUSA.py

@@ -377,6 +377,19 @@ def _update_vehicle_properties(self, vehicle: Vehicle, state: dict) -> None:
         vehicle.ev_battery_is_plugged_in = get_child_value(
             state, "vehicleStatus.evStatus.batteryPlugin"
         )
+        ChargeDict = get_child_value(
+            state, "vehicleStatus.evStatus.reservChargeInfos.targetSOClist"
+        )
+        try:
+            vehicle.ev_charge_limits_ac = [
+                x["targetSOClevel"] for x in ChargeDict if x["plugType"] == 1
+            ][-1]
+            vehicle.ev_charge_limits_dc = [
+                x["targetSOClevel"] for x in ChargeDict if x["plugType"] == 0
+            ][-1]
+        except Exception:
+            _LOGGER.debug(f"{DOMAIN} - SOC Levels couldn't be found. May not be an EV.")
+
         vehicle.ev_driving_range = (
             get_child_value(
                 state,