docs: mention daemonization support in pcp2zabbix(1)
docs: mention daemonization support in pcp2zabbix(1)

adfernandes/pcp,adfernandes/pcp,adfernandes/pcp,adfernandes/pcp,adfernandes/pcp,adfernandes/pcp,adfernandes/pcp,adfernandes/pcp