Roll Flutter Engine from 20e53614c16c to 5b89189b8b5f (2 revisions) (#142640)

https://github.com/flutter/engine/compare/20e53614c16c...5b89189b8b5f

2024-01-31 skia-flutter-autoroll@skia.org Roll Skia from 647271c1b744 to 0ad5b2a9cebd (2 revisions) (flutter/engine#50208)
2024-01-31 skia-flutter-autoroll@skia.org Roll Skia from 053848101c10 to 647271c1b744 (2 revisions) (flutter/engine#50206)

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 matanl@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

-20e53614c16c6189cf87b2cf39120d882dd49600
+5b89189b8b5fd29c78501d20372c7c08ddad1cf9