meta: add categories
meta: add categories

add system category

vmware/ansible-coreos-bootstrap,rjrivero/gwmanager,defunctzombie/ansible-coreos-bootstrap,rjrivero/gwmanager,rjrivero/gwmanager,skilld-labs/ansible-coreos-bootstrap,defunctzombie/ansible-coreos-bootstrap,TimothyKlim/ansible-coreos-bootstrap,sigma/ansible-coreos-bootstrap,rjrivero/gwmanager,TimothyKlim/ansible-coreos-bootstrap