chore: remove unused `_partition_via_api` function (#999)
* don't push
* fix: clean up code
* fix: remove unused _partition_via_api
* feat: update changelog
* clean up
* changelog and version
* remove print
* remove print
* revert test file
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Co-authored-by: Matt Robinson <mrobinson@unstructured.io>
Co-authored-by: Matt Robinson <mrobinson@unstructuredai.io>
