Improve comment

Author: tomer-w

custom_components/victron_mqtt/number.py

@@ -89,8 +89,10 @@ def __init__(
         self._attr_device_class = METRIC_TYPE_TO_DEVICE_CLASS.get(metric.metric_type)
         if self._attr_device_class is not None or metric.metric_type == MetricType.DYNAMIC:
             # We need to set the _attr_native_unit_of_measurement in two cases:
-            # 1. When there is known device class which support multiple units. In this case 
+            # 1. When there is known device class which support multiple units. In this case
             # we publish what we have and HA will allow convertion to other supported units.
+            # We specifically dont put those cases in the translation file by the merge script
+            # not to waste translation resources so it has to come from here.
             # 2. Dynamic units come from user-configured MQTT topics (e.g.
             # SwitchableOutput Settings/Unit) and have no translation file
             # entry, so we must set the unit programmatically.