Roll Flutter Engine from 5019d6da655c to 866b43f656e4 (8 revisions) (#132812)

https://github.com/flutter/engine/compare/5019d6da655c...866b43f656e4

2023-08-17 skia-flutter-autoroll@skia.org Roll Skia from 1bec2899ace8 to 1e62a2d4c429 (1 revision) (flutter/engine#44829)
2023-08-17 skia-flutter-autoroll@skia.org Roll Dart SDK from 7e4e5796ee99 to 7101eb7569ac (2 revisions) (flutter/engine#44828)
2023-08-17 skia-flutter-autoroll@skia.org Roll Skia from e4be2cab442f to 1bec2899ace8 (1 revision) (flutter/engine#44826)
2023-08-17 skia-flutter-autoroll@skia.org Roll Skia from bfd45173e5e3 to e4be2cab442f (3 revisions) (flutter/engine#44824)
2023-08-17 gspencergoog@users.noreply.github.com Add Doxygen doc generation for iOS, macOS, Linux, Windows, and Impeller (flutter/engine#43915)
2023-08-17 skia-flutter-autoroll@skia.org Roll Fuchsia Mac SDK from VW7WAVPT3Cj5erlae... to Tnp43n_nAR2N0l_gY... (flutter/engine#44823)
2023-08-17 jason-simmons@users.noreply.github.com Fix FlutterInjectorTest assumptions about how the executor service assigns tasks to threads (flutter/engine#44775)
2023-08-17 john@johnmccutchan.com Reenable HardwareBuffer backed Android Platform Views on SDK >= 29 (flutter/engine#44790)

Also rolling transitive DEPS:
  fuchsia/sdk/core/mac-amd64 from VW7WAVPT3Cj5 to Tnp43n_nAR2N

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

To file a bug in Flutter: https://github.com/flutter/flutter/issues/new/choose

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

bin/internal/engine.version

-5019d6da655ca9dd0b1b041042c4983baa6eec39
+866b43f656e40bc755642b7f8218dbf9fde64d9b

bin/internal/fuchsia-mac.version

-VW7WAVPT3Cj5erlaez7LYgmKffc3Tf5FIxhG2GxzyO0C
+Tnp43n_nAR2N0l_gYiE0YBpA4loAnzR2Zp_vGd3v_IMC