[lworld] RFR: Problem list JCmdTestDynamicDump.java

[Paul Hübner]

Currently this test is crashing frequently, JBS issue has been filed so it should be problem listed.

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Commit messages:
 - Problemlist JCmdTestDynamicDump.java crash.

Changes: https://git.openjdk.org/valhalla/pull/1569/files
  Webrev: https://webrevs.openjdk.org/?repo=valhalla&pr=1569&range=00
  Stats: 1 line in 1 file changed: 1 ins; 0 del; 0 mod
  Patch: https://git.openjdk.org/valhalla/pull/1569.diff
  Fetch: git fetch https://git.openjdk.org/valhalla.git pull/1569/head:pull/1569

PR: https://git.openjdk.org/valhalla/pull/1569