Needs approval from an approver in each of these files:
- ~~[OWNERS](https://github.com/google/knative-gcp/blob/release-0.20/OWNERS)~~ [nlopezgi]
Approvers can indicate their approval by writing `/approve` in a comment
Approvers can cancel approval by writing `/approve cancel` in a comment
Cherry Pick https://github.com/google/knative-gcp/pull/2059 into release-0.20 branch