Delete voltage_single.py

gui/wato/check_parameters/voltage_single.py

-#!/usr/bin/env python3
-# -*- coding: utf-8 -*-
-#
-# License: GNU General Public License v2
-#
-# Author: thl-cmk[at]outlook[dot]com
-# URL   : https://thl-cmk.hopto.org
-# Date  : 2023-12-29
-# File  : voltage_single.py (WATO)
-
-from cmk.gui.i18n import _
-from cmk.gui.plugins.wato.utils import (
-    CheckParameterRulespecWithoutItem,
-    rulespec_registry,
-    RulespecGroupCheckParametersEnvironment,
-)
-
-from cmk.gui.plugins.wato.check_parameters.voltage import _parameter_valuespec_voltage
-
-rulespec_registry.register(
-    CheckParameterRulespecWithoutItem(
-        check_group_name="voltage_single",
-        group=RulespecGroupCheckParametersEnvironment,
-        match_type="dict",
-        parameter_valuespec=_parameter_valuespec_voltage,
-        title=lambda: _("Voltage Sensor (without Sensor-ID)"),
-    )
-)