RFR: Handle links already deleted

[Robin Westberg]

Hi all,

Please review this small change that gracefully handles removing Jira links that have already been deleted.

Best regards,
Robin

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Commits:
 - 2d237d75: Handle links already deleted

Changes: https://git.openjdk.java.net/skara/pull/467/files
 Webrev: https://webrevs.openjdk.java.net/skara/467/webrev.00
  Stats: 1 line in 1 file changed: 1 ins; 0 del; 0 mod
  Patch: https://git.openjdk.java.net/skara/pull/467.diff
  Fetch: git fetch https://git.openjdk.java.net/skara pull/467/head:pull/467

PR: https://git.openjdk.java.net/skara/pull/467