Roll Dart SDK from 98a143f8873e to e715805ddbd3 (1 revision) (flutter#184864)

https://dart.googlesource.com/sdk.git/+log/98a143f8873e..e715805ddbd3

2026-04-09 dart-internal-merge@dart-ci-internal.iam.gserviceaccount.com
Version 3.13.0-5.0.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
Please CC dart-vm-team@google.com,jimgraham@google.com on the revert to
ensure that a human
is aware of the problem.

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https://github.com/flutter/flutter/issues/new/choose

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Author: engine-flutter-autoroll

DEPS

@@ -59,13 +59,13 @@ vars = {
   # updated revision list of existing dependencies. You will need to
   # gclient sync before and after update deps to ensure all deps are updated.
   # updated revision list of existing dependencies.
-  'dart_revision': '98a143f8873e88c8a444979c1f94a4dd9d04cc68',
+  'dart_revision': 'e715805ddbd3398629440aa493e8630465cacafd',
 
   # WARNING: DO NOT EDIT MANUALLY
   # The lines between blank lines above and below are generated by a script. See create_updated_flutter_deps.py
   'dart_ai_rev': '07df396bdb15cb52edbe59b4bc2c5648c2203781',
   'dart_binaryen_rev': '58de22cdfd0ccb38ce68632695c0493c587af932',
-  'dart_boringssl_rev': '24efad30d65add13b8f78ab60715620b3494ac5c',
+  'dart_boringssl_rev': '19e432969f57fe585e8b67f86d9d66ea1c5b9a7a',
   'dart_core_rev': '347df4b546f315fc1ff69c6e65f2a023b0263b1d',
   'dart_devtools_rev': 'fa063f322c03cc7a690d819db124c196a69cff56',
   'dart_ecosystem_rev': '6b2164f8f57583a7bcaa32341eaa219efd8fd2d3',