RFR: 8318510: Serial: Remove TenuredGeneration::block_size

[Thomas Schatzl]

On Thu, 19 Oct 2023 12:41:53 GMT, Albert Mingkun Yang <ayang at openjdk.org> wrote:

> Simple one-line change inside `complete_loaded_archive_space`, then `block_size` becomes unused.

lgtm.

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Marked as reviewed by tschatzl (Reviewer).

PR Review: https://git.openjdk.org/jdk/pull/16266#pullrequestreview-1687782306