Roll Dart SDK from 82c073d657eb to 2418bda7a457 (1 revision) (flutter/engine#46997)

https://dart.googlesource.com/sdk.git/+log/82c073d657eb..2418bda7a457

2023-10-17 dart-internal-merge@dart-ci-internal.iam.gserviceaccount.com Version 3.3.0-33.0.dev

If this roll has caused a breakage, revert this CL and stop the roller
using the controls here:
https://autoroll.skia.org/r/dart-sdk-flutter-engine
Please CC dart-vm-team@google.com,jimgraham@google.com on the revert to ensure that a human
is aware of the problem.

To file a bug in Flutter Engine: 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

DEPS

@@ -57,7 +57,7 @@ vars = {
   # Dart is: https://github.com/dart-lang/sdk/blob/main/DEPS
   # You can use //tools/dart/create_updated_flutter_deps.py to produce
   # updated revision list of existing dependencies.
-  'dart_revision': '82c073d657ebcaf5adb0e8b91b2e6d032f822b9b',
+  'dart_revision': '2418bda7a4573a5fb872d1a174ba89c0079c0ad3',
 
   # WARNING: DO NOT EDIT MANUALLY
   # The lines between blank lines above and below are generated by a script. See create_updated_flutter_deps.py

engine/src/flutter/ci/licenses_golden/licenses_dart

@@ -1,4 +1,4 @@
-Signature: 5c0f6c58a11b47230da7a9316fca4747
+Signature: 4813544243fbadd2a7b5112ffe9f8d81
 
 ====================================================================================================
 LIBRARY: dart