jmx-dev RFR: 8343936: Adjust timeout in test javax/management/monitor/DerivedGaugeMonitorTest.java [v2]

[Kevin Walls]

> Test timeout change to cope with -Xcomp runs.
> Long-standing problemlisted test.
> 
> With -Xcomp locally I could see a failure on the second attempt.
> After this change, ran more runs locally and 40 runs per platform in CI are OK.

Kevin Walls has updated the pull request incrementally with one additional commit since the last revision:

   Use adjustTimeout / test.timeout.factor

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Changes:
  - all: https://git.openjdk.org/jdk/pull/22008/files
  - new: https://git.openjdk.org/jdk/pull/22008/files/84e285a5..1bb1cbba

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jdk&pr=22008&range=01
 - incr: https://webrevs.openjdk.org/?repo=jdk&pr=22008&range=00-01

  Stats: 5 lines in 1 file changed: 3 ins; 0 del; 2 mod
  Patch: https://git.openjdk.org/jdk/pull/22008.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/22008/head:pull/22008

PR: https://git.openjdk.org/jdk/pull/22008