Update plugin_growatt.py

Author: brad5505

custom_components/solax_modbus/plugin_growatt.py

@@ -802,6 +802,7 @@ def value_function_inverter_module(initval: int, descr: Any, datadict: dict[str,
     #
     ###
     GrowattModbusNumberEntityDescription(
+        ignore_readerror=True,
         name="VPP Time",
         key="vpp_time",
         register=30408,
@@ -2322,6 +2323,7 @@ def value_function_inverter_module(initval: int, descr: Any, datadict: dict[str,
         internal=True,
     ),
     GrowattModbusSensorEntityDescription(
+        ignore_readerror=True,
         key="vpp_time",
         register=30408,
         allowedtypes=GEN3 | GEN4,