Describe the issue
Due to the higher rate limits https://docs.docker.com/docker-hub/usage/, we should change the default value of pullPolicy from ALWAYS to IF_NOT_PRESENT on all container-based task runners (Docker, Kubernetes, AWS/Google/Azure Batch)

Describe the issue
Due to the higher rate limits https://docs.docker.com/docker-hub/usage/, we should change the default value of
pullPolicyfromALWAYStoIF_NOT_PRESENTon all container-based task runners (Docker, Kubernetes, AWS/Google/Azure Batch)