RFR: 8339611: GenShen: Simplify ShenandoahOldHeuristics::trigger_collection_if_fragmented [v3]

[William Kemper]

On Mon, 9 Sep 2024 20:43:39 GMT, Kelvin Nilsen <kdnilsen at openjdk.org> wrote:

>> Replace iterative solution with a single mathematical computation, and adjust old-gen defragmentation efforts to be a bit less aggressive.
>
> Kelvin Nilsen has updated the pull request incrementally with one additional commit since the last revision:
> 
>   Improve comments and clarify intent of old_region_span

Marked as reviewed by wkemper (Committer).

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PR Review: https://git.openjdk.org/shenandoah/pull/492#pullrequestreview-2291065092