RFR: 8355627: Don't use ThreadCritical for EventLog list

[Coleen Phillimore]

Use LockFreeStack to link events on the eventLog queue.  They are never popped so this requires no further synchronization.
Tested by tier1-4.

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Commit messages:
 - Fix comment.
 - 8355627: Don't use ThreadCritical for EventLog list

Changes: https://git.openjdk.org/jdk/pull/24954/files
  Webrev: https://webrevs.openjdk.org/?repo=jdk&pr=24954&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8355627
  Stats: 100 lines in 3 files changed: 86 ins; 3 del; 11 mod
  Patch: https://git.openjdk.org/jdk/pull/24954.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/24954/head:pull/24954

PR: https://git.openjdk.org/jdk/pull/24954