Roll Flutter Engine from 622ded929968 to 832e7803b758 (7 revisions) (#132407)

https://github.com/flutter/engine/compare/622ded929968...832e7803b758

2023-08-11 stuartmorgan@google.com Allow macOS plugins to register as app delegates (flutter/engine#44587)
2023-08-11 skia-flutter-autoroll@skia.org Roll Skia from 68ea92de8f29 to 7dd695d828cf (1 revision) (flutter/engine#44643)
2023-08-11 skia-flutter-autoroll@skia.org Roll Dart SDK from 83f96a990792 to ade04f1beb2c (1 revision) (flutter/engine#44642)
2023-08-11 skia-flutter-autoroll@skia.org Roll Skia from fa30af9c2b80 to 68ea92de8f29 (2 revisions) (flutter/engine#44641)
2023-08-11 30870216+gaaclarke@users.noreply.github.com [Impeller] Added benchmark for advanced blend. (flutter/engine#44450)
2023-08-11 737941+loic-sharma@users.noreply.github.com [Embedder] Refactor how semantic updates are mapped (flutter/engine#44553)
2023-08-11 skia-flutter-autoroll@skia.org Roll Skia from cfb9844091fa to fa30af9c2b80 (1 revision) (flutter/engine#44639)

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 chinmaygarde@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

-622ded92996879c7d5cf7c8a40a5a68a9f843e80
+832e7803b7588d262397cc296d6c4e7c62fe1267