RFR: 823: git fork --setup-pre-push-hook => FAIL

[Erik Helin]

Hi all,

please review this small patch that makes `git fork --setup-pre-push-hook` correctly pass `--setup-pre-push-hook` as  a switch to `git-jcheck`.

Thanks,
Erik

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Commit messages:
 - cli: --setup-pre-push-hook is a switch

Changes: https://git.openjdk.java.net/skara/pull/1073/files
 Webrev: https://webrevs.openjdk.java.net/?repo=skara&pr=1073&range=00
  Issue: https://bugs.openjdk.java.net/browse/SKARA-823
  Stats: 1 line in 1 file changed: 0 ins; 0 del; 1 mod
  Patch: https://git.openjdk.java.net/skara/pull/1073.diff
  Fetch: git fetch https://git.openjdk.java.net/skara pull/1073/head:pull/1073

PR: https://git.openjdk.java.net/skara/pull/1073