[crac] RFR: 8365484: [CRaC] Support IgnoreUnrecognizedVMOptions on restore [v3]

[Timofei Pushkin]

> Makes `IgnoreUnrecognizedVMOptions` restore-settable.
> 
> `IgnoreUnrecognizedVMOptions` is not forwarded to the restored JVM since that does not make much sense (the options are filtered in the restoring VM).

Timofei Pushkin has updated the pull request with a new target base due to a merge or a rebase. The incremental webrev excludes the unrelated changes brought in by the merge/rebase. The pull request contains four additional commits since the last revision:

 - Merge remote-tracking branch 'openjdk-crac/crac' into unrecognized-opts
 - Revert "Forward IgnoreUnrecognizedVmOptions to restored VM"
   
   This reverts commit 75bcb26e7c641becad92c98fbff253f50148f4a9.
 - Forward IgnoreUnrecognizedVmOptions to restored VM
 - Make IgnoreUnrecognizedVMOptions restore-settable

-------------

Changes:
  - all: https://git.openjdk.org/crac/pull/263/files
  - new: https://git.openjdk.org/crac/pull/263/files/75bcb26e..62eb3a9b

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=crac&pr=263&range=02
 - incr: https://webrevs.openjdk.org/?repo=crac&pr=263&range=01-02

  Stats: 9 lines in 3 files changed: 9 ins; 0 del; 0 mod
  Patch: https://git.openjdk.org/crac/pull/263.diff
  Fetch: git fetch https://git.openjdk.org/crac.git pull/263/head:pull/263

PR: https://git.openjdk.org/crac/pull/263