Add back enable/disable WS events (#9052)

model/websocket_message.go

@@ -44,7 +44,9 @@ const (
 	WEBSOCKET_EVENT_RESPONSE                = "response"
 	WEBSOCKET_EVENT_EMOJI_ADDED             = "emoji_added"
 	WEBSOCKET_EVENT_CHANNEL_VIEWED          = "channel_viewed"
-	WEBSOCKET_EVENT_PLUGIN_STATUSES_CHANGED = "plugin_statuses_changed" // EXPERIMENTAL - SUBJECT TO CHANGE
+	WEBSOCKET_EVENT_PLUGIN_STATUSES_CHANGED = "plugin_statuses_changed"
+	WEBSOCKET_EVENT_PLUGIN_ENABLED          = "plugin_enabled"
+	WEBSOCKET_EVENT_PLUGIN_DISABLED         = "plugin_disabled"
 	WEBSOCKET_EVENT_ROLE_UPDATED            = "role_updated"
 	WEBSOCKET_EVENT_LICENSE_CHANGED         = "license_changed"
 	WEBSOCKET_EVENT_CONFIG_CHANGED          = "config_changed"