Roll Flutter Engine from 62df3bd5f681 to 6a478d6931b2 (3 revisions) (flutter#146360)

flutter/engine@62df3bd...6a478d6

2024-04-05 98614782+auto-submit[bot]@users.noreply.github.com Reverts "Remove #if SHELL_ENABLE_METAL checks in iOS code (flutter#51636)" (flutter/engine#51941)
2024-04-05 [email protected] Roll Fuchsia Linux SDK from TAr6MCirveGvhZFHK... to EaKtmpePocJx6qaKg... (flutter/engine#51940)
2024-04-05 [email protected] Roll Skia from 6d673cafb8d1 to 0424e59d3a08 (1 revision) (flutter/engine#51939)

Also rolling transitive DEPS:
  fuchsia/sdk/core/linux-amd64 from TAr6MCirveGv to EaKtmpePocJx

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 [email protected],[email protected],[email protected] 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

Author: engine-flutter-autoroll

bin/internal/engine.version

@@ -1 +1 @@
-62df3bd5f6818f3c36735300fa5208b7836f289f
+6a478d6931b23358dbb66f62cd89fed45a79b263

bin/internal/fuchsia-linux.version

@@ -1 +1 @@
-TAr6MCirveGvhZFHKSjNeUcG_Sv1KpQAB1dNt-NZIWgC
+EaKtmpePocJx6qaKgNt7C21QV4Z4SZ5QHSR2JufQ7NAC