Roll Flutter Engine from ec20731de6ff to b66a87626300 (1 revision) (#…

…137877)

flutter/engine@ec20731...b66a876

2023-11-03 kustermann@google.com Fix incorrect C++ return value of PictureRecorder::endRecording() (flutter/engine#47645)

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 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

@@ -1 +1 @@
-ec20731de6ff8b412a0e3edd541c977ca483a6ba
+b66a87626300edfa37cad766ad0908f29d231fc5