[Bee]Table cell structure and reading order issue

### Bug
Table cell structure and reading order issue when testing the latest TF accurate model.

Not including the input document due to sensitive nature. Can share the document privately upon request.
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### Steps to reproduce
Run REDP-5027-00_IBM_SAN_Volume_Controller_and_IBM_FlashSystem_820__Best_Practices_and_Performance_Capabilities.pdf through TF and observe the output.
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### Docling version
Latest TableFomer Accurate
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### Python version
3.11
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Start by reproducing the reported output from REDP-5027-00_IBM_SAN_Volume_Controller_and_IBM_FlashSystem_820__Best_Practices_and_Performance_Capabilities.pdf with the latest TableFormer Accurate model, obtaining the sensitive document privately if needed. Compare the extracted table cell structure and reading order with the source document; done means the problematic output is corrected and verified on that document.

Written by the indexing model from the issue text.