Remove Owner Reference Validity Checking on next Fabric8 release 

See in JOSDK:
https://github.com/operator-framework/java-operator-sdk/commit/cd0fe64bbe59648de453bc58adb993d6fad0389e

This was also added to fabric8 client:
https://github.com/fabric8io/kubernetes-client/pull/5701

