[autoroll] Add error-level email notifications for Perfetto roller
[autoroll] Add error-level email notifications for Perfetto roller

Bug: skia:
Change-Id: I3997e306695437e4f308cdb1564de7e443a6f262
Reviewed-on: https://skia-review.googlesource.com/145364
Reviewed-by: Ravi Mistry <9fa2e7438b8cb730f96b74865492597170561628@google.com>
Commit-Queue: Eric Boren <0e499112533c8544f0505ea0d08394fb5ad7d8fa@google.com>

google/skia-buildbot,google/skia-buildbot,google/skia-buildbot,google/skia-buildbot,google/skia-buildbot,google/skia-buildbot,google/skia-buildbot,google/skia-buildbot