Sdk tests with papermill

[yehudit1987]

What this PR does / why we need it: This PR creates E2E tests for katib examples to run with papermill.

Which issue(s) this PR fixes _(optional, in fixes #<issue number>(, fixes #<issue_number>, ...) format, will close the issue(s) when PR gets merged)_: Fixes #2417

Checklist:

• [ ] Docs included if any changes are user facing

[review-notebook-app[bot]]

Check out this pull request on 

See visual diffs & provide feedback on Jupyter Notebooks.

---

Powered by ReviewNB

[google-oss-prow[bot]]

[APPROVALNOTIFIER] This PR is NOT APPROVED

This pull-request has been approved by: Once this PR has been reviewed and has the lgtm label, please assign tenzen-y for approval. For more information see the Kubernetes Code Review Process.

The full list of commands accepted by this bot can be found here.

Needs approval from an approver in each of these files: - **[OWNERS](https://github.com/kubeflow/katib/blob/master/OWNERS)** Approvers can indicate their approval by writing `/approve` in a comment Approvers can cancel approval by writing `/approve cancel` in a comment

[Electronic-Waste]

/rerun-all

[Electronic-Waste]

@yehudit1987 Can you please fix these CI errors?

[Electronic-Waste]

@yehudit1987 Can you sign your commits with git commit -s? The DCO checks failed due to this reason.

[Electronic-Waste]

FYI, you can check this reference: https://github.com/kubeflow/katib/pull/2448/checks?check_run_id=32215445282

[Electronic-Waste]

/rerun-all

[YosiElias]

/rerun-all

[Electronic-Waste]

/rerun-all

[Electronic-Waste]

/rerun-all

[Electronic-Waste]

/rerun-all

[Electronic-Waste]

/rerun-all