Roll Skia from dac9dc997bb2 to fbffa6c379ba (8 revisions)

https://skia.googlesource.com/skia.git/+log/dac9dc997bb2..fbffa6c379ba

2022-09-09 kjlubick@google.com Suppress int overflow warning in matrixProcs
2022-09-09 johnstiles@google.com Add sksl_compiler_compute statistic to Perf.
2022-09-09 johnstiles@google.com Replace Expression::hasProperty with program visitors.
2022-09-09 jvanverth@google.com Revert "[ganesh] Buffer to buffer transfer ops block reordering"
2022-09-09 kjlubick@google.com Expand documentation of SkOpts
2022-09-09 johnstiles@google.com Disallow functions overlapping intrinsics in modules.
2022-09-09 johnstiles@google.com Fix doc comment on SkPaint::getAlphaf.
2022-09-09 brianosman@google.com Merge RP clamp stages

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 scroggo@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: Ib3489f2ae3572de9c3ac11ee420ce999b9d91c86