cherry-pick [cilium] fix: invalid hubble yaml if cilium_hubble_tls_generate is en…

[hassenius]

Cherry pick of #10430

What type of PR is this?
/kind bug

What this PR does / why we need it:

Which issue(s) this PR fixes:

Fixes #

Special notes for your reviewer:

Does this PR introduce a user-facing change?:

[k8s-ci-robot]

Hi @hassenius. Thanks for your PR.

I'm waiting for a kubernetes-sigs member to verify that this patch is reasonable to test. If it is, they should reply with /ok-to-test on its own line. Until that is done, I will not automatically test new commits in this PR, but the usual testing commands by org members will still work. Regular contributors should join the org to skip this step.

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[hassenius]

@floryut
From #10430 (comment)

[yankay]

Thanks @hassenius
/lgtm

[floryut]

@hassenius Thank you

/ok-to-test

[k8s-ci-robot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: floryut, hassenius

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