Roll Flutter Engine from 1bb228dfedfa to eb5d5c66a83e (2 revisions) (#136094)

https://github.com/flutter/engine/compare/1bb228dfedfa...eb5d5c66a83e

2023-10-06 jonahwilliams@google.com [Impeller] Ensure known geometry has simple bounds computation. (flutter/engine#46623)
2023-10-06 jonahwilliams@google.com [Impeller] Refactor CapabilitiesGLES into a Capabilties. (flutter/engine#46621)

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://bugs.chromium.org/p/skia/issues/entry?template=Autoroller+Bug

Documentation for the AutoRoller is here:
https://skia.googlesource.com/buildbot/+doc/main/autoroll/README.md

bin/internal/engine.version

-1bb228dfedfae5f46fe7e897d8f8097d4baf4ac3
+eb5d5c66a83e5073262405452a715adf4d37f7d1