Automatic merge from submit-queue. 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>.
Correct image in `kubectl help run`
**What this PR does / why we need it**:
Simple typo fix -- image for this hazelcast command example was transposed /w nginx
/sig cli
/area kubectl
/kind cleanup
/kind documentation
**Release note**:
```release-note
NONE
```