Roll Flutter Engine from 8701a9a7fa41 to 932c55025b87 (1 revision) (#146468)

https://github.com/flutter/engine/compare/8701a9a7fa41...932c55025b87

2024-04-08 magder@google.com Remove #if SHELL_ENABLE_METAL checks in darwin code (flutter/engine#51947)

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 matanl@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
diff --git a/bin/internal/engine.version b/bin/internal/engine.version
index 891616f..bf2d811 100644
--- a/bin/internal/engine.version
+++ b/bin/internal/engine.version
@@ -1 +1 @@
-8701a9a7fa41bee8eafabc77a4097e7c33f2fe25
+932c55025b87c793a538e68b7d7b4cdcfc057250