Roll Flutter Engine from 6e8e55ef1a7f to 39fb4581cff2 (2 revisions) (#138765)

https://github.com/flutter/engine/compare/6e8e55ef1a7f...39fb4581cff2

2023-11-20 matanlurey@users.noreply.github.com Make `runtime/...` and `shell/common/...` compatible with `.clang-tidy`. (flutter/engine#48158)
2023-11-20 63278936+hongeSunCoder@users.noreply.github.com Fix embedder glfw examples cmake subdirectory path error (flutter/engine#48013)

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 jonahwilliams@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

-6e8e55ef1a7f714f5316afa9c94805ce57b6dd68
+39fb4581cff2a95f0e57f6bc7ba49aea64a6d898