fix: do not split round off when there is a cost center allocation by venkat102 [frappe] PR#48901

From: https://github.com/frappe/erpnext/pull/48901
Date: 2025-08-05 17:58:33+05:30

• test: add test for cost center allocation commercial rounding
• fix: do not split round off when there is a cost center allocation

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Checkout instructions

# Checkout locally
git fetch upstream
git switch ft-pr-48901

# Alternatively, re-take the changes
git switch develop
ft take ft-pr-48901

# Make changes then rebase
git rebase -i develop

# Fix or ignore conflicts
git checkout --theirs .
git rebase --continue

# Force-push changes
git push --force-with-lease