RFR: 8330154: Serial: Remove TenuredSpace::update_for_block

[Albert Mingkun Yang]

Simple move an API from space to old-gen, in preparation for complete encapsulation of BOT inside old-gen.

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Commit messages:
 - s1-remove-space-bot

Changes: https://git.openjdk.org/jdk/pull/18752/files
  Webrev: https://webrevs.openjdk.org/?repo=jdk&pr=18752&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8330154
  Stats: 17 lines in 6 files changed: 10 ins; 5 del; 2 mod
  Patch: https://git.openjdk.org/jdk/pull/18752.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/18752/head:pull/18752

PR: https://git.openjdk.org/jdk/pull/18752