RFR: 8308223: failure handler missed jcmd.vm.info command

[Leonid Mesnik]

Trivial fix that added missed useful command.
Tested by running make of failure handler and verifying results.

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Commit messages:
 - 8308223

Changes: https://git.openjdk.org/jdk/pull/14018/files
 Webrev: https://webrevs.openjdk.org/?repo=jdk&pr=14018&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8308223
  Stats: 1 line in 1 file changed: 0 ins; 0 del; 1 mod
  Patch: https://git.openjdk.org/jdk/pull/14018.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/14018/head:pull/14018

PR: https://git.openjdk.org/jdk/pull/14018