OLM details page crashes on incomplete ClusterServiceVersion resource

Description of problem:
When creating a incomplete ClusterServiceVersion resource the OLM details page crashes (on 4.11).

apiVersion: operators.coreos.com/v1alpha1
kind: ClusterServiceVersion
metadata:
  name: minimal-csv
  namespace: christoph
spec:
  apiservicedefinitions:
    owned:
      - group: A
        kind: A
        name: A
        version: v1
  customresourcedefinitions:
    owned:
      - kind: B
        name: B
        version: v1
  displayName: My minimal CSV
  install:
    strategy: ''

Version-Release number of selected component (if applicable):
Crashes on 4.8-4.11, work fine from 4.12 onwards.

How reproducible:
Alway

Steps to Reproduce:
1. Apply the ClusterServiceVersion YAML from above
2. Open the Admin perspective > Installed Operator > Operator detail page

Actual results:
Details page crashes on tab A and B.

Expected results:
Page should not crash

Additional info:
Thi is a follow up on https://bugzilla.redhat.com/show_bug.cgi?id=2084287