Needs approval from an approver in each of these files:
- ~~[teps/OWNERS](https://github.com/tektoncd/community/blob/main/teps/OWNERS)~~ [dibyom,vdemeester]
Approvers can indicate their approval by writing `/approve` in a comment
Approvers can cancel approval by writing `/approve cancel` in a comment
This commit marks TEP0138 as implemented.