fix: properly comment out comment

a "#" somehow got accidentally remove which yielded syntax errors when executing the script.

wichteln.py

@@ -53,7 +53,7 @@ def secret_santa_matching(participants: list) -> list:
 
 
 def send_secret_santa_mails(participants: list, config: dict):
-    open smtp connection
+    # open smtp connection
     server = smtplib.SMTP(config['server'], config['port'])
     server.ehlo()
     server.starttls()