Remove outdated comments.

Author: rkistner

demos/supabase-anonymous-auth/lib/main.dart

@@ -7,7 +7,6 @@ import './widgets/home_page.dart';
 import './widgets/status_app_bar.dart';
 
 void main() async {
-  // Log info from PowerSync
   Logger.root.level = Level.INFO;
   Logger.root.onRecord.listen((record) {
     if (kDebugMode) {

demos/supabase-edge-function-auth/lib/main.dart

@@ -9,7 +9,6 @@ import './widgets/signup_page.dart';
 import './widgets/status_app_bar.dart';
 
 void main() async {
-  // Log info from PowerSync
   Logger.root.level = Level.INFO;
   Logger.root.onRecord.listen((record) {
     if (kDebugMode) {