add comment for simplifyUI()

wled00/data/index.js

@@ -3019,6 +3019,8 @@ function tooltip()
 		});
 	});
 };
+
+// Transforms the default UI into the simple UI
 function simplifyUI() {
 	// Disable PC Mode as it does not exist in simple UI
 	if (pcMode) togglePcMode(true);