Authz Check API for System Namespaces

[krtkvrm]

Current State: We only have authz check for Resource Group Namespaces

Expected State: We should also have authz check layer for System Namespaces as well

[krtkvrm]

proposed schema schema:

POST "/admin/v1beta1/check"
{
  "object_id": "oijhkas09-012k-0912o",
  "object_namespace":    "shield/organization"
  "permission": "view",
}

[ravisuhag]

@krtkvrm can this closed now?

[krtkvrm]

yes