Notify the Flutter Engine rotation for Skia->Flutter Engine roll failures
Notify the Flutter Engine rotation for Skia->Flutter Engine roll failures

Same idea as: https://skia-review.googlesource.com/c/buildbot/+/424458

Change-Id: Idaf896dfb3bb134ca9e463b831a0f440373e30a7
Reviewed-on: https://skia-review.googlesource.com/c/buildbot/+/445338
Auto-Submit: Brandon DeRosier <3c5d9719d4a67abe3372a822267dc66413fe4e38@google.com>
Commit-Queue: Florin Malita <a8262bf13ea8c26821e91ea9bca6740a77c96dcd@google.com>
Reviewed-by: Florin Malita <a8262bf13ea8c26821e91ea9bca6740a77c96dcd@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