RFR: 1410: The reply message of the 'reviewers' command should be more accurate

[Guoxiong Li]

Hi all,

This trivial patch fixes the reply message of the `reviewers` command.

Thanks for taking the time to review.

Best Regards,
-- Guoxiong

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Commit messages:
 - SKARA-1410

Changes: https://git.openjdk.java.net/skara/pull/1326/files
 Webrev: https://webrevs.openjdk.java.net/?repo=skara&pr=1326&range=00
  Issue: https://bugs.openjdk.java.net/browse/SKARA-1410
  Stats: 17 lines in 2 files changed: 14 ins; 0 del; 3 mod
  Patch: https://git.openjdk.java.net/skara/pull/1326.diff
  Fetch: git fetch https://git.openjdk.java.net/skara pull/1326/head:pull/1326

PR: https://git.openjdk.java.net/skara/pull/1326