Fleet HelmOps assign Secrets and ConfigMaps

[torchiaf]

Summary

Fixes #15344

Technical notes summary

• It adds Secrets and ConfigMaps selector in the HelmOp wizard

Areas or cases that should be tested

Areas which could experience regressions

Screenshot/Video

Checklist

• The PR is linked to an issue and the linked issue has a Milestone, or no issue is needed
• The PR has a Milestone
• The PR template has been filled out
• The PR has been self reviewed
• The PR has a reviewer assigned
• The PR has automated tests or clear instructions for manual tests and the linked issue has appropriate QA labels, or tests are not needed
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[cnotv]

I don't see anything blocking.
LGTM

[richard-cox]

@torchiaf @cnotv this is a 2.14 issue but merged to 2.13. does it need reverting? if not please update issue and PR milestones

[cnotv]

If this was breaking anything 2 weeks ago, I think that would be already visible somewhere. There must have been wrong milestones set.

[yonasberhe23]

updated the PR milestone to 2.13 after confirming with @torchiaf