Roll Flutter Engine from 205ed6882a8f to b06478b70a2f (3 revisions) (#141496)

https://github.com/flutter/engine/compare/205ed6882a8f...b06478b70a2f

2024-01-12 dnfield@google.com [Impeller] Properly size struct emplacements for Vulkan Runtime Effects (flutter/engine#49768)
2024-01-12 zanderso@users.noreply.github.com Fix linux_android_emulator_api_33 build config for rbe (flutter/engine#49776)
2024-01-12 dkwingsmt@users.noreply.github.com [Linux] Remove the usage of std::function in FlKeyEmbedderResponder (flutter/engine#49293)

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 bdero@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

-205ed6882a8f0c4b356089e298473414a5a438ff
+b06478b70a2f619c1438f683b892d2031001806d