RFR: 610: Add support for other issue tracker email addresses than @openjdk.org

[Erik Helin]

On Mon, 7 Sep 2020 12:40:39 GMT, Robin Westberg <rwestberg at openjdk.org> wrote:

> It should be possible to find Jira users based on committer email addresses that are written as `@openjdk.org` in case
> they exist.
> Best regards,
> Robin

Looks good!

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Marked as reviewed by ehelin (Reviewer).

PR: https://git.openjdk.java.net/skara/pull/802