Add a link for how to manage the chrome network bug triage rotation.

Change-Id: I7d9ca04bc1c82a0a7341bd76dd265653cb0fba55
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1575162
Reviewed-by: Ryan Hamilton <rch@chromium.org>
Commit-Queue: Eric Roman <eroman@chromium.org>
Cr-Commit-Position: refs/heads/master@{#652686}
1 file changed