Roll Flutter Engine from 632103f787ba to bbfee6f59b42 (4 revisions) (#140359)

https://github.com/flutter/engine/compare/632103f787ba...bbfee6f59b42

2023-12-19 skia-flutter-autoroll@skia.org Roll Skia from fff421ff633e to e5b0cdc11992 (4 revisions) (flutter/engine#49210)
2023-12-19 skia-flutter-autoroll@skia.org Roll Skia from 63bed826008e to fff421ff633e (1 revision) (flutter/engine#49208)
2023-12-19 godofredoc@google.com Double timeout on mac builds. (flutter/engine#49205)
2023-12-18 flar@google.com [Impeller] Make Rect origin and size fields private (flutter/engine#49168)

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://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

-632103f787ba2e8c18633ba74cfb6433a41c6f10
+bbfee6f59b420abd2778f8c42430174234b9f1f2