Goptuna Suggestion Katib integration

[andreyvelich]

/kind feature

For Katib integration with Goptuna we have to make these steps:

• Suggestion source code

• CMA-ES yaml example

• Training container source code, if it is not possible to use mxnet example: https://github.com/kubeflow/katib/tree/master/examples/v1alpha3/mxnet-mnist

• Build Goptuna image in CI and update Katib config

• Create e2e test in CI

/cc @c-bata

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[c-bata]

Thank you!

/assign @c-bata

[andreyvelich]

@c-bata I can help you with 4th and 5th step related to CI.
Can you submit yaml example and check training container, please?

[c-bata]

Sure! Thank you.

[c-bata]

I've just created a PR: #1155

[c-bata]

Thank you for your help!!

[andreyvelich]

@c-bata Thank you for implementing this new feature to Katib.
It is awesome!

I close this PR, since we completed CMA-ES integration
/close

[k8s-ci-robot]

@andreyvelich: Closing this issue.

In response to this:

@c-bata Thank you for implementing this new feature to Katib.
It is awesome!

I close this PR, since we completed CMA-ES integration
/close

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