[crac] RFR: 8367975: Pattern in CRaCCheckpointTo

[Radim Vansa]

Add support for pattern in `CRaCCheckpointTo` VM option.

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Commit messages:
 - 8367975: Pattern in CRaCCheckpointTo

Changes: https://git.openjdk.org/crac/pull/264/files
  Webrev: https://webrevs.openjdk.org/?repo=crac&pr=264&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8367975
  Stats: 441 lines in 7 files changed: 398 ins; 28 del; 15 mod
  Patch: https://git.openjdk.org/crac/pull/264.diff
  Fetch: git fetch https://git.openjdk.org/crac.git pull/264/head:pull/264

PR: https://git.openjdk.org/crac/pull/264