Roll Skia from 87424d66edba to abdf8821f313 (4 revisions) (#191390)

https://skia.googlesource.com/skia.git/+log/87424d66edba..abdf8821f313

2026-08-19
recipe-mega-autoroller@chops-service-accounts.iam.gserviceaccount.com
Roll recipe dependencies (trivial).
2026-08-19 michaelludwig@google.com [graphite] Simplify layer tests to
use inline bounds storage
2026-08-19 skia-autoroll@skia-public.iam.gserviceaccount.com Roll
vulkan-deps from 39a28466f653 to 18dc1ed09d26 (1 revision)
2026-08-19 jmbetancourt@google.com Configure Metal tests in Bazel's DM
build

If this roll has caused a breakage, revert this CL and stop the roller
using the controls here:
https://autoroll.skia.org/r/skia-flutter-autoroll
Please CC
awolff@google.com,kjlubick@google.com,robertphillips@google.com on the
revert to ensure that a human
is aware of the problem.

To file a bug in Skia: https://bugs.chromium.org/p/skia/issues/entry
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https://github.com/flutter/flutter/issues/new/choose

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https://issues.skia.org/issues/new?component=1389291&template=1850622

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https://skia.googlesource.com/buildbot/+doc/main/autoroll/README.md