fix: tax category field in tax withholding details report (backport #36974)

[mergify]

This is an automatic backport of pull request #36974 done by Mergify.
Cherry-pick of 175870c has failed:

On branch mergify/bp/version-14-hotfix/pr-36974
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	added by them:   erpnext/accounts/report/tds_payable_monthly/test_tax_withholding_details.py

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