man: add 'catchall' to domaininfo
Since the addition of catchall, the domaininfo subcommand can also take
'catchall' as a [detail] to limit the output of details to the catch-all
aliases.
Also, the number of catch-all destinations is now included in the simple
domaininfo output.
# All parameters are described in pgsql_table(5) / PGSQL PARAMETERS## The hosts that Postfix will try to connect to and query from.hosts=localhost# The user name and password to log into the pgsql server.user=postfixpassword=some_password# The database name on the servers.dbname=mailsys# The SQL query template used to search the databasequery=SELECTgidFROMpostfix_gidWHEREdomainname='%d'