Comment out ShieldSeeder in GitHub Actions workflow

Author: siubie

.github/workflows/main.yml

@@ -20,6 +20,6 @@ jobs:
             composer install
             php artisan migrate:fresh --seed
             php artisan shield:generate --all
-            php artisan db:seed --class=ShieldSeeder
+            # php artisan db:seed --class=ShieldSeeder
             php artisan shield:super-admin --user=11
             php artisan filament:optimize