git: openjdk/skara: Discard duplicate checks

[duke]

Changeset: 8c37b496
Author:    Robin Westberg <rwestberg at openjdk.org>
Committer: Robin Westberg <robin at westberg.se>
Date:      2019-11-05 11:24:10 +0000
URL:       https://git.openjdk.java.net/skara/commit/8c37b496

Discard duplicate checks

Reviewed-by: ehelin

! forge/src/main/java/org/openjdk/skara/forge/github/GitHubPullRequest.java