Checkmk Werk 10997: mk_postgres: Fixed query "Last vaccum"

ID: 10997 Title: mk_postgres: Fixed query "Last vaccum" Component: Checks & agents Level: 1 Class: Bug fix Version: 1.7.0i1 The query take the access time from a wrong instance. This may lead to wrong service results. Please install the newest agent plugin {{mk_postgres}} in order to get the right agent output.