GH-48861: [CI] Fix wrong smtplib.SMTP.send_message usage

Author: kou

dev/archery/archery/crossbow/reports.py

@@ -264,7 +264,7 @@ def send_email(cls, smtp_user, smtp_password, smtp_server, smtp_port,
                 smtp.starttls()
             smtp.login(smtp_user, smtp_password)
             message = report.render()
-            smtp.send_message(smtp_user, report.recipient_email, message)
+            smtp.send_message(message)
 
     @classmethod
     def write_csv(cls, report, add_headers=True):