title: CRD not being deleted even though the namespace is deleted
body: <p>I have the attached CRD in some namespaces. My issue is that the CRD persists even though the namespace in which it lives is deleted!</p>
  
  <pre><code>&gt; oc project
  error: the project "uhc-development-15o4llu96oe7rftq8nms5t99djl3cnmh" specified in your config does not exist.
  </code></pre>
  
  <p>Please note there are no finelizers on the CRD:</p>
  
  <pre><code>&gt; oc get accountclaim managed-test2005 -o yaml
  apiVersion: aws.managed.openshift.io/v1alpha1
  kind: AccountClaim
  metadata:
    creationTimestamp: 2019-05-20T12:38:35Z
    generation: 1
    labels:
      api.openshift.com/id: 15o4llu96oe7rftq8nms5t99djl3cnmh
      api.openshift.com/name: managed-test2005
    name: managed-test2005
    namespace: uhc-development-15o4llu96oe7rftq8nms5t99djl3cnmh
    resourceVersion: "13051561"
    selfLink: /apis/aws.managed.openshift.io/v1alpha1/namespaces/uhc-development-15o4llu96oe7rftq8nms5t99djl3cnmh/accountclaims/managed-test2005
    uid: 2f719fc0-7afc-11e9-964f-001a4a162604
  spec:
    accountLink: ""
    aws:
      regions:
      - name: us-east-1
    awsCredentialSecret:
      name: aws
      namespace: uhc-development-15o4llu96oe7rftq8nms5t99djl3cnmh
    legalEntity:
      id: 0
      name: 
  status:
    conditions:
    - lastProbeTime: 2019-05-20T12:38:35Z
      lastTransitionTime: 2019-05-20T12:38:35Z
      message: Attempting to claim account
      reason: AccountClaimed
      status: "True"
      type: Unclaimed
    state: Ready
  </code></pre>
  
  <p>Has anyone encountered this issue before? Any help will be much appreciated.</p>