RFR: Update .jcheck/conf

[Erik Helin]

Hi all,

please review this patch that updates `.jcheck/conf` to the format supported by Skara.

Testing:
- [x] Manual testing on Linux x64

Thanks,
Erik

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Commit messages:
 - Update .jcheck/conf

Changes: https://git.openjdk.java.net/jemmy-v3/pull/1/files
 Webrev: https://webrevs.openjdk.java.net/?repo=jemmy-v3&pr=1&range=00
  Stats: 43 lines in 1 file changed: 41 ins; 0 del; 2 mod
  Patch: https://git.openjdk.java.net/jemmy-v3/pull/1.diff
  Fetch: git fetch https://git.openjdk.java.net/jemmy-v3 pull/1/head:pull/1

PR: https://git.openjdk.java.net/jemmy-v3/pull/1