unstructured

55ad5fd6 - fix chucking text None type has no attribute stripe (#4018)

fix chucking text None type has no attribute stripe (#4018) ### Summary To fix error `Error in chunk: 512: {"detail":"'NoneType' object has no attribute 'strip'"}` I found the logs under same org (could assume this is the same job) screenshot:  stack trace from the `utic-api` ES log doc:  ### Notes longer term we should make partitioner (vlm + utic-api) not return text with Null --------- Co-authored-by: ryannikolaidis <1208590+ryannikolaidis@users.noreply.github.com> Co-authored-by: yuming-long <yuming-long@users.noreply.github.com>