Merge pull request #62037 from cblecker/godep-bump

Automatic merge from submit-queue (batch tested with PRs 61959, 62037). If you want to cherry-pick this change to another branch, please follow the instructions <a href="https://github.com/kubernetes/community/blob/master/contributors/devel/cherry-picks.md">here</a>.

Bump godep version to v80

**What this PR does / why we need it**:
Update the minimum godep, to v80 (supposed to be the final version).

**Release note**:
```release-note
NONE
```

Kubernetes-commit: 22440e15764e2d821166eff5b965786fa928357e

Author: k8s-publishing-bot