[SPARK-24266][K8S][2.4] Restart the watcher when we receive a version changed from k8s#30283

jkleckner wants to merge 3 commits intoapache:branch-2.4apache/spark:branch-2.4from

jkleckner:shockdm-2.4.6-spark-submit-fixjkleckner/spark:shockdm-2.4.6-spark-submit-fixCopy head branch name to clipboard