add missing utils/data to kw docs

[Mohd-3]

Please replace these instructions with a description of your change. The
'New Fields Only' section should be removed if your pull request
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• Add an entry to the docs/changelog.rst describing the change.

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Added missing KW utils/data docs entries for changes in: #511

[claudep]

Looks good, thanks!

[benkonrath]

Thanks!