Update vars after gitea 1.18.0 breaking changes

roles/gitea/templates/app.ini.j2

@@ -41,11 +41,12 @@ OFFLINE_MODE          = false
 LANDING_PAGE          = explore
 
 [mailer]
-ENABLED = true
-HOST    = {{ mail_host }}
-FROM    = {{ gitea_mail_user }}@{{ mail_domain }}
-USER    = git
-PASSWD  = {{ gitea_mail_pass }}
+ENABLED   = true
+SMTP_ADDR = {{ mail_addr }}
+SMTP_PORT = {{ mail_port }}
+FROM      = {{ gitea_mail_user }}@{{ mail_domain }}
+USER      = git
+PASSWD    = {{ gitea_mail_pass }}
 
 [service]
 REGISTER_EMAIL_CONFIRM            = false

roles/mail/vars/main.yml

@@ -1,3 +1,4 @@
 ---
 mail_domain: tunuifranken.info
-mail_host: mail.tunuifranken.info
+mail_addr: mail.tunuifranken.info
+mail_port: 587