Add default_interface config to zeroconf (#13315)

source/_integrations/zeroconf.markdown

@@ -23,3 +23,15 @@ This integration is by default enabled, unless you've disabled or removed the [`
 # Example configuration.yaml entry
 zeroconf:
 ```
+
+{% configuration %}
+zeroconf:
+  description: 
+  type: map
+  keys:
+   default_interface:
+     description: By default, `zeroconf` will attempt to bind to all interfaces. For systems running using network isolation or similar, this may result in `zeroconf` being unavailable. Change this option to `true` if `zeroconf` does not function.
+     required: false
+     type: boolean
+     default: false
+{% endconfiguration %}