Support_email variable

The variable should come from rcfg(rabbit_config).

mail_config.py

@@ -13,7 +13,7 @@ Helpdesk_url = 'https://uabprod.service-now.com/ess_portal/' # Once we get a rea
 
 Head = f"""From: {rcfg.Sender_alias} <{rcfg.Sender}>
 To: <{{{{ to }}}}>
-Reply-to: {rcfg.Support_email}
+Reply-to: {Support_email}
 BCC: {rcfg.Admin_email}
 Subject: {rcfg.Subject}
 """