Roll Flutter Engine from fa632d995c47 to 347f506a341f (1 revision) (#139674)

https://github.com/flutter/engine/compare/fa632d995c47...347f506a341f

2023-12-06 skia-flutter-autoroll@skia.org Roll Skia from 12dffa893c2a to 23e1cb20a6b5 (1 revision) (flutter/engine#48737)

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://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

-fa632d995c47aa7a522f6b38abb69518626b9e65
+347f506a341fc94b8881eea54a5b8ad90e746ddb