Roll Skia from 29eed809a315 to 96713facd789 (3 revisions)

https://skia.googlesource.com/skia.git/+log/29eed809a315..96713facd789

2021-10-07 skia-autoroll@skia-public.iam.gserviceaccount.com Roll ANGLE from 27a98cf485c9 to 161668b6656d (20 revisions)
2021-10-07 skia-autoroll@skia-public.iam.gserviceaccount.com Roll SwiftShader from 8c181d7d1165 to 03fa329741b1 (1 revision)
2021-10-07 skia-autoroll@skia-public.iam.gserviceaccount.com Roll Chromium from 521abf2ff706 to eb5bc573ffd5 (509 revisions)

If this roll has caused a breakage, revert this CL and stop the roller
using the controls here:
https://skia-autoroll.corp.goog/r/android-master-autoroll
Please CC nifong@google.com on the revert to ensure that a human
is aware of the problem.

To report a problem with the AutoRoller itself, please file a bug:
https://bugs.chromium.org/p/skia/issues/entry?template=Autoroller+Bug

Documentation for the AutoRoller is here:
https://skia.googlesource.com/buildbot/+doc/main/autoroll/README.md

Test: Presubmit checks will test this change.
Exempt-From-Owner-Approval: The autoroll bot does not require owner approval.
Bug: b/186777432
Change-Id: I48d721296720058280461f23801269b4742c8544