Roll Flutter Engine from cf122461e94a to b87c1b32d55f (3 revisions) (#139491)

https://github.com/flutter/engine/compare/cf122461e94a...b87c1b32d55f

2023-12-04 skia-flutter-autoroll@skia.org Roll Skia from 0ef49914a9f0 to 540d76ea74f8 (4 revisions) (flutter/engine#48627)
2023-12-04 skia-flutter-autoroll@skia.org Roll Skia from 00fc70025788 to 0ef49914a9f0 (2 revisions) (flutter/engine#48626)
2023-12-04 skia-flutter-autoroll@skia.org Roll Dart SDK from 0f7c94ba9f51 to 67f7a2c2559a (1 revision) (flutter/engine#48625)

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

Documentation for the AutoRoller is here:
https://skia.googlesource.com/buildbot/+doc/main/autoroll/README.md

bin/internal/engine.version

-cf122461e94adf8ae5be68e4592710e639a9a8ca
+b87c1b32d55f9d8b258623241c98fc64495b4217