RFR: 8274004: Change 'nonleaf' rank name [v2]

[Coleen Phillimore]

On Thu, 7 Oct 2021 15:59:42 GMT, Patricio Chilano Mateo <pchilanomate at openjdk.org> wrote:

>> Coleen Phillimore has updated the pull request incrementally with one additional commit since the last revision:
>> 
>>   Fix overlap error message printing and add a test.
>
> LGTM!
> 
> Thanks,
> Patricio

Thanks for the review @pchilano and offline discussion about check_for_overlap.

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PR: https://git.openjdk.java.net/jdk/pull/5845