Add missing conditional build comments to dev-tools

[kvch]

What does this PR do?

This PR adds missing format changes in dev-tools folder.

Why is it important?

Master is failing without these formatting changes.

[botelastic]

This pull request doesn't have a Team:<team> label.

[mergify]

This pull request does not have a backport label. Could you fix it @kvch? 🙏
To fixup this pull request, you need to add the backport labels for the needed
branches, such as:

• backport-v./d./d./d is the label to automatically backport to the 7./d branch. /d is the digit

NOTE: backport-skip has been added to this pull request.

[kvch]

Closing in favour of #28338

[elasticmachine]

💔 Build Failed

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• Duration: 80 min 18 sec

❕ Flaky test report

No test was executed to be analysed.

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