RFR: 8291418: adjust monitor deflation logging and deflate_idle_monitors use [v2]

[Daniel D. Daugherty]

> Trivial fixes to monitor deflation logging and deflate_idle_monitors use.

Daniel D. Daugherty has updated the pull request with a new target base due to a merge or a rebase. The incremental webrev excludes the unrelated changes brought in by the merge/rebase. The pull request contains three additional commits since the last revision:

 - address pchilano CR comments.
 - Merge tag 'jdk-20+26' into JDK-8291418
   
   Added tag jdk-20+26 for changeset c6855691
 - 8291418: adjust monitor deflation logging and deflate_idle_monitors use

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Changes:
  - all: https://git.openjdk.org/jdk/pull/11293/files
  - new: https://git.openjdk.org/jdk/pull/11293/files/f558d870..4b486d62

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jdk&pr=11293&range=01
 - incr: https://webrevs.openjdk.org/?repo=jdk&pr=11293&range=00-01

  Stats: 60145 lines in 1109 files changed: 26666 ins; 20092 del; 13387 mod
  Patch: https://git.openjdk.org/jdk/pull/11293.diff
  Fetch: git fetch https://git.openjdk.org/jdk pull/11293/head:pull/11293

PR: https://git.openjdk.org/jdk/pull/11293