mail: Limit gmail authenticators

I only use the 'login' authenticator. When i.e. sasl-xoauth is available
a error is printed before login happens. Limiting the authenticator to
the only method hide this.

mail/.config/mutt/account-gmail

@@ -22,6 +22,7 @@ set spoolfile = "+INBOX"
 set mbox = "+mbox"
 #set postponed = +postponed
 set trash = '+[Google Mail]/Papierkorb'
+set imap_authenticators = "login"
 
 account-hook $folder "set imap_user = 'jsauer65@gmail.com' imap_pass = '`gpg --decrypt --quiet --batch ~/.config/mutt/account-gmail-pass.asc`'"
 set sendmail = "/usr/bin/msmtp -a gmail"

mail/.config/mutt/account-uni

@@ -4,6 +4,7 @@ unalternates "*"
 unsubscribe *
 unlists *
 unhook save-hook
+unset imap_authenticators
 
 # Personal configuration
 #