Update ceiling-transact-sql.md

[runekock]

Actually observed behavior as of version 15.0.2140.

This can give unexpected results, such as in this case:

declare @a numeric(38,12) = 7;
declare @b numeric(38,12) = 1.5;

select ceiling(@a) + @b;

[prmerger-automator]

@runekock : Thanks for your contribution! The author(s) and reviewer(s) have been notified to review your proposed change.

[learn-build-service-prod]

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[v-dirichards]

@markingmyname

Can you review the proposed changes?

Important: When the changes are ready for publication, adding a #sign-off comment is the best way to signal that the PR is ready for the review team to merge.

#label:"aq-pr-triaged"
@MicrosoftDocs/public-repo-pr-review-team

[rwestMSFT]

#reassign:rwestMSFT

[rwestMSFT]

This looks correct - checking with product group.