Roll Flutter Engine from 3f606570ac7c to 6bf8067392cf (8 revisions) (#135472)

https://github.com/flutter/engine/compare/3f606570ac7c...6bf8067392cf

2023-09-25 54558023+keyonghan@users.noreply.github.com Restore goma from rbe before 3.16 branching (flutter/engine#46272)
2023-09-25 bkonyi@google.com Add package:tar to DEPS to fix broken 3H configurations (flutter/engine#46273)
2023-09-25 skia-flutter-autoroll@skia.org Roll Fuchsia Mac SDK from SNqQGAfjWL3PbUABh... to we5owZaebdO_3kyjz... (flutter/engine#46270)
2023-09-25 skia-flutter-autoroll@skia.org Roll Skia from a19a325cd670 to 00e4d00021a7 (6 revisions) (flutter/engine#46269)
2023-09-25 jonahwilliams@google.com [Impeller] fallback to position data if texture coordinates are undefined. (flutter/engine#46264)
2023-09-25 ian@mckellar.org fuchsia: Update FIDL for unknown interactions (flutter/engine#45773)
2023-09-25 jonahwilliams@google.com [Engine] use QoS classes in iOS engine. (flutter/engine#46265)
2023-09-25 jonahwilliams@google.com Revert "Switch goma to reclient for Linux clang_tidy targets (#45898)" (flutter/engine#46266)

Also rolling transitive DEPS:
  fuchsia/sdk/core/mac-amd64 from SNqQGAfjWL3P to we5owZaebdO_

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 jonahwilliams@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

-3f606570ac7cdbdd5bdac38e788ac8b3480752c9
+6bf8067392cfb61a492d811065ffeb4d1feb35ac

bin/internal/fuchsia-mac.version

-SNqQGAfjWL3PbUABhZ7BwODv1wB0MaCNsJHkhne4okMC
+we5owZaebdO_3kyjzbmpyh37YiP2bGjPyaGIUnxXruUC