[jdk17u-dev] RFR: 8283724: Incorrect description for jtreg-failure-handler option

[Aleksey Shipilev]

Trivial clean backport to improve context for other backports in this area.

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Commit messages:
 - Backport 0901548833a0125f15fede64bc2e7dbe84fed42d

Changes: https://git.openjdk.org/jdk17u-dev/pull/1692/files
 Webrev: https://webrevs.openjdk.org/?repo=jdk17u-dev&pr=1692&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8283724
  Stats: 1 line in 1 file changed: 0 ins; 0 del; 1 mod
  Patch: https://git.openjdk.org/jdk17u-dev/pull/1692.diff
  Fetch: git fetch https://git.openjdk.org/jdk17u-dev.git pull/1692/head:pull/1692

PR: https://git.openjdk.org/jdk17u-dev/pull/1692