Roll Flutter Engine from b02d59a2a607 to b5e79bd249b8 (3 revisions) (#140839)

https://github.com/flutter/engine/compare/b02d59a2a607...b5e79bd249b8

2024-01-02 dnfield@google.com Start wiring up fragment program for OpenGLES (flutter/engine#49347)
2024-01-02 skia-flutter-autoroll@skia.org Roll Dart SDK from 014514e3e5b9 to 7e9f7eab80d3 (2 revisions) (flutter/engine#49471)
2024-01-02 yjbanov@google.com [web] make TextStyle implementations consistent (flutter/engine#49465)

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

-b02d59a2a6070cb24e2410c86d356f4c692c1016
+b5e79bd249b86cc0ace626d3d06b3154da6d4731