Also makes shampson@webrtc.org the primary owner of SCTP. Bug: None Change-Id: Ib9ab9718d415f54602fb72f03941b2ca1bef0059 No-Try: True Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/149941 Reviewed-by: Seth Hampson <shampson@webrtc.org> Commit-Queue: Seth Hampson <shampson@webrtc.org> Cr-Commit-Position: refs/heads/master@{#28907}