RFR: 8366543: Clean up include headers in numberSeq [v2]

[Albert Mingkun Yang]

On Mon, 1 Sep 2025 13:04:28 GMT, Albert Mingkun Yang <ayang at openjdk.org> wrote:

>> Trivial changing to use the correct includes in `numberSeq.hpp/cpp`.
>> 
>> Test: tier1
>
> Albert Mingkun Yang has updated the pull request incrementally with one additional commit since the last revision:
> 
>   review

Thanks for review.

-------------

PR Comment: https://git.openjdk.org/jdk/pull/27031#issuecomment-3248097128