RFR: 8303250: Call ct_max_alignment_constraint using the base class

[Albert Mingkun Yang]

On Mon, 27 Feb 2023 14:10:45 GMT, Albert Mingkun Yang <ayang at openjdk.org> wrote:

> Trivial refactoring to use more precise class.

Thanks for the review.

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PR: https://git.openjdk.org/jdk/pull/12765