[jdk21u-dev] RFR: 8340461: Amend description for logArea

[Goetz Lindenmaier]

I backport this for parity with 21.0.6-oracle.

-------------

Commit messages:
 - Backport 833ff29983e0d433ccd4c7e946b15e42045faeaa

Changes: https://git.openjdk.org/jdk21u-dev/pull/1089/files
  Webrev: https://webrevs.openjdk.org/?repo=jdk21u-dev&pr=1089&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8340461
  Stats: 9 lines in 1 file changed: 4 ins; 0 del; 5 mod
  Patch: https://git.openjdk.org/jdk21u-dev/pull/1089.diff
  Fetch: git fetch https://git.openjdk.org/jdk21u-dev.git pull/1089/head:pull/1089

PR: https://git.openjdk.org/jdk21u-dev/pull/1089