RFR: 8359135: New test TestCPUTimeSampleThrottling fails intermittently [v3]

[Johannes Bechberger]

> I increased the tolerated rate deviation to make the test less flaky on systems like PowerPC. The deviation comes from the thread not being in the Java and native states on some platforms compared to others.

Johannes Bechberger has updated the pull request incrementally with one additional commit since the last revision:

  Add comment

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Changes:
  - all: https://git.openjdk.org/jdk/pull/25745/files
  - new: https://git.openjdk.org/jdk/pull/25745/files/57a3f447..5ce6cf35

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jdk&pr=25745&range=02
 - incr: https://webrevs.openjdk.org/?repo=jdk&pr=25745&range=01-02

  Stats: 15 lines in 1 file changed: 8 ins; 2 del; 5 mod
  Patch: https://git.openjdk.org/jdk/pull/25745.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/25745/head:pull/25745

PR: https://git.openjdk.org/jdk/pull/25745