Needs approval from an approver in each of these files:
- ~~[OWNERS](https://github.com/ppc64le-cloud/docker-ce-build/blob/main/OWNERS)~~ [AshwinHIBM]
Approvers can indicate their approval by writing `/approve` in a comment
Approvers can cancel approval by writing `/approve cancel` in a comment
Update Go version to 1.21.9. This should be read from env.list but it doesn't, that bug will be fixed later.