modbus bulk reader: fix elgris (#2884)

Author: LKuemmel

packages/modules/devices/elgris/elgris/elgris.py

@@ -7,7 +7,5 @@ class Elgris(Sdm630_72):
     def __init__(self, modbus_id: int, client: modbus.ModbusTcpClient_, fault_state: FaultState) -> None:
         self.client = client
         self.id = modbus_id
-        self.last_query = self._get_time_ms()
-        self.WAIT_MS_BETWEEN_QUERIES = 100
         self.serial_number = ""
         self.fault_state = fault_state