qa/admin/pcp-daily: used hostname -s rather than hostname
qa/admin/pcp-daily: used hostname -s rather than hostname

bozo's hostname recently change to bozo.localdomain to fix an unrelated
qa issue, but this broke pcp-daily.

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