RFR: Update notifier PR matching pattern

[Robin Westberg]

Hi all,

Please review this small fix that ensures that the notifier finds RFR mails with the updated format.

Best regards,
Robin

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Commits:
 - f55dbe28: Update notifier PR matching pattern

  Stats: 4 lines in 3 files changed: 1 ins; 0 del; 3 mod
Changes: https://git.openjdk.java.net/skara/pull/145/files
 Webrev: https://webrevs.openjdk.java.net/skara/145/webrev.00
  Patch: https://git.openjdk.java.net/skara/pull/145.diff
  Fetch: git fetch https://git.openjdk.java.net/skara pull/145/head:pull/145

PR: https://git.openjdk.java.net/skara/pull/145