RFR: 8326688: Parallel: Remove unnecessary BOT update in UpdateOnlyClosure::do_addr

[Albert Mingkun Yang]

Simple removing redundant BOT updates for non-moved objs.

Test: tier1-3

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Commit messages:
 - bot

Changes: https://git.openjdk.org/jdk/pull/18008/files
 Webrev: https://webrevs.openjdk.org/?repo=jdk&pr=18008&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8326688
  Stats: 1 line in 1 file changed: 0 ins; 1 del; 0 mod
  Patch: https://git.openjdk.org/jdk/pull/18008.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/18008/head:pull/18008

PR: https://git.openjdk.org/jdk/pull/18008