Fix log_mail function

Tuc mail command implementation is different from the one on the
cluster

lcmlog-server

@@ -237,10 +237,10 @@ def log_hash(name):
 def log_mail(kind, user_name, date, tags, log):
 	if REPLY_TO:
                 subprocess.run('printf "%s\n" ' + f'{shlex.quote(log)} | mail -s "Log{kind} {date} {tags}" ' +
-                               f'-r {user}@{FROM_DOMAIN} -a "Reply-to: {TO_ADDRESS}" -- {TO_ADDRESS}', shell=True)
+                               f'-r {user_name}@{FROM_DOMAIN} -S replyto="{TO_ADDRESS}" {TO_ADDRESS}', shell=True)
 	else:
                 subprocess.run('printf "%s\n" ' + f'{shlex.quote(log)} | mail -s "Log{kind} {date} {tags}" ' +
-                               f'-r {user}@{FROM_DOMAIN} -- {TO_ADDRESS}', shell=True)
+                               f'-r {user_name}@{FROM_DOMAIN} {TO_ADDRESS}', shell=True)
 	return