chore: Bumps helm kustomize ubuntu versions

[ppapapetrou76]

Checklist:

• Either (a) I've created an enhancement proposal and discussed it with the community, (b) this is a bug fix, or (c) this does not need to be in the release notes.
• The title of the PR states what changed and the related issues number (used for the release note).
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• I've included "Closes [ISSUE #]" or "Fixes [ISSUE #]" in the description to automatically close the associated issue.
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• I've updated documentation as required by this PR.
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[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.

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[reggie-k]

Approving based on our conversation that you are sure it impacts only tests and doesn't impact users.
Related: argoproj#24066