[jdk17u-dev] RFR: 8300042: Improve CPU related JFR events descriptions

[Matthias Baesken]

8300042: Improve CPU related JFR events descriptions

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

Commit messages:
 - Backport e326b86d37cec3b395b88598cf30ce4239732a15

Changes: https://git.openjdk.org/jdk17u-dev/pull/1214/files
 Webrev: https://webrevs.openjdk.org/?repo=jdk17u-dev&pr=1214&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8300042
  Stats: 9 lines in 1 file changed: 6 ins; 0 del; 3 mod
  Patch: https://git.openjdk.org/jdk17u-dev/pull/1214.diff
  Fetch: git fetch https://git.openjdk.org/jdk17u-dev.git pull/1214/head:pull/1214

PR: https://git.openjdk.org/jdk17u-dev/pull/1214