[crac] RFR: 8351701: [CRaC] CRaCEngineOptions=help cannot be used with CRaCRestoreFrom [v2]

[Timofei Pushkin]

> Fixes the issue and adds a regression test for it.

Timofei Pushkin has updated the pull request incrementally with one additional commit since the last revision:

  Test help being not the only engine option

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

Changes:
  - all: https://git.openjdk.org/crac/pull/211/files
  - new: https://git.openjdk.org/crac/pull/211/files/efc8dca1..dc43eace

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=crac&pr=211&range=01
 - incr: https://webrevs.openjdk.org/?repo=crac&pr=211&range=00-01

  Stats: 14 lines in 1 file changed: 14 ins; 0 del; 0 mod
  Patch: https://git.openjdk.org/crac/pull/211.diff
  Fetch: git fetch https://git.openjdk.org/crac.git pull/211/head:pull/211

PR: https://git.openjdk.org/crac/pull/211