[jdk25] RFR: 8362882: Update SubmissionPublisher() specification to reflect use of ForkJoinPool.asyncCommonPool()

[Alan Bateman]

Backport of docs only change. The CSR is already approved for JDK 25.

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Commit messages:
 - Backport f79bd54bbb9f5748e437346d34702608f7b67019

Changes: https://git.openjdk.org/jdk/pull/26474/files
  Webrev: https://webrevs.openjdk.org/?repo=jdk&pr=26474&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8362882
  Stats: 3 lines in 1 file changed: 0 ins; 2 del; 1 mod
  Patch: https://git.openjdk.org/jdk/pull/26474.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/26474/head:pull/26474

PR: https://git.openjdk.org/jdk/pull/26474