ZHA - Event foundation (#19095)

* event foundation

* add missing periods to comments

* reworked so that entities don't fire events

* lint

* review comments

homeassistant/components/binary_sensor/zha.py

@@ -190,6 +190,10 @@ class Remote(ZhaEntity, BinarySensorDevice):
             """Handle ZDO commands on this cluster."""
             pass
 
+        def zha_send_event(self, cluster, command, args):
+            """Relay entity events to hass."""
+            pass  # don't let entities fire events
+
     class LevelListener:
         """Listener for the LevelControl Zigbee cluster."""
 
@@ -220,6 +224,10 @@ class Remote(ZhaEntity, BinarySensorDevice):
             """Handle ZDO commands on this cluster."""
             pass
 
+        def zha_send_event(self, cluster, command, args):
+            """Relay entity events to hass."""
+            pass  # don't let entities fire events
+
     def __init__(self, **kwargs):
         """Initialize Switch."""
         super().__init__(**kwargs)