Roll Skia from 9bc5eeb93a1e to c19115e8f712 (9 revisions)

https://skia.googlesource.com/skia.git/+log/9bc5eeb93a1e..c19115e8f712

2023-09-20 johnstiles@google.com Re-enable existing SkSL tests.
2023-09-20 cmumford@google.com [infra] bump gsutil version to 5.25
2023-09-20 fmalita@chromium.org [mesh2d demo] Fix CK init URL
2023-09-20 bungeman@google.com [skshaper] Split off SkUnicode specific code
2023-09-20 johnstiles@google.com Remove dead code from SPIR-V code generator.
2023-09-20 johnstiles@google.com Fix capitalization of ANGLE.
2023-09-20 brianosman@google.com Add GM to test working-color-space color filter
2023-09-20 johnstiles@google.com Remove IncompleteShortIntPrecision workaround flag.
2023-09-20 johnstiles@google.com Migrate remaining test disables into SkSLTest.cpp.

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https://skia-autoroll.corp.goog/r/android-master-autoroll
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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/299670828
Bug: b/40044139
Bug: b/186777432
Change-Id: Ib03a9be58a33b35b69e112d1e3a8a0328444c2f2