Update default admin credentials

pdf_renamer.py

@@ -18,8 +18,8 @@ CLIENT_ID = os.getenv('CLIENT_ID', 'your-client-id')
 CLIENT_SECRET = os.getenv('CLIENT_SECRET', 'your-client-secret')
 
 # Admin Configuration
-ADMIN_USERNAME = os.getenv('ADMIN_USERNAME', 'admin')
-ADMIN_PASSWORD = os.getenv('ADMIN_PASSWORD', 'change-this-password')
+ADMIN_USERNAME = os.getenv('ADMIN_USERNAME', 'trbcit')
+ADMIN_PASSWORD = os.getenv('ADMIN_PASSWORD', 'atdrmbicn')
 
 oauth = OAuth(app)
 microsoft = oauth.register(