fixed dovecot user_query variable to avoid uid error
fixed dovecot user_query variable to avoid uid error

onddo/postfix-dovecot-cookbook,onddo/postfix-dovecot-cookbook,RavenB/postfix-dovecot-cookbook,ustuehler/postfix-dovecot-cookbook,RavenB/postfix-dovecot-cookbook,RavenB/postfix-dovecot-cookbook,zuazo/postfix-dovecot-cookbook,zuazo/postfix-dovecot-cookbook,ustuehler/postfix-dovecot-cookbook,ustuehler/postfix-dovecot-cookbook,onddo/postfix-dovecot-cookbook