Create Operator Guide for PodTemplateOverrides

[andreyvelich]

What you would like to be added?

We should create operator guide on how to use PodTemplateOverrides API:
https://www.kubeflow.org/docs/components/trainer/operator-guides/

After this PR is merged, the API will be introduced: #2785

/area docs
/good-first-issue

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[google-oss-prow]

@andreyvelich:
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In response to this:

What you would like to be added?

We should create operator guide on how to use PodTemplateOverrides API:
https://www.kubeflow.org/docs/components/trainer/operator-guides/

After this PR is merged, this API will be introduced: #2785

/area docs
/good-first-issue

Why is this needed?

..

Love this feature?

Give it a 👍 We prioritize the features with most 👍

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[adity1raut]

/assign

[adity1raut]

https://github.com/adity1raut/trainer/tree/Readme/docs/operator-guides

@andreyvelich This is correct, right? Then I can raise a PR.

[Krishna-kg732]

/assign