Roll Flutter Engine from a3fc18514cd6 to 062079ba30b6 (3 revisions) (#131010)

https://github.com/flutter/engine/compare/a3fc18514cd6...062079ba30b6

2023-07-20 dnfield@google.com More validation logs for CommandEncoderVK submission (flutter/engine#43859)
2023-07-20 skia-flutter-autoroll@skia.org Roll Dart SDK from 857c9a2ae14a to 1df95f328d0c (1 revision) (flutter/engine#43858)
2023-07-20 mdebbar@google.com [web] Preserve correct CanvasKit Variant during test initialization (flutter/engine#43854)

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://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

-a3fc18514cd684bd5b8e3686fc12a1244185f12b
+062079ba30b6101a5d64df7a8b764fcecb709d15